Area Code 815

Area code 815, along with area code 779, serves the northern third of Illinois, excluding the Chicago metro and Moline. 10-digit dialing is mandatory.

Prefix City/State Phone Type Company
815-200 La Salle, IL Landline Paetec Communications
815-201 Rockford, IL Cell Bandwidth.com Clec
815-202 Oglesby, IL Cell New Cingular Wireless PCS
815-203 Joliet, IL Cell Usa Mobility Wireless
815-204 Crystal Lake, IL Cell Usa Mobility Wireless
815-205 La Grange Park, IL Cell Centurylink Communications LLC
815-206 Woodstock, IL Landline Ameritech Illinois
815-207 Joliet, IL Landline AT&T Local
815-208 Fulton, IL Landline Mediacom Telephony Of Illinois
815-209 Rockford, IL Landline Level 3 Communications
815-210 Joliet, IL Cell New Cingular Wireless PCS
815-212 Joliet, IL Landline T-mobile Usa
815-213 Sterling, IL Cell United States Cellular Corp. - Illinois
815-214 Kankakee, IL Landline Rcn Telecom Services Of Illinois
815-215 New Lenox, IL Landline First Communications LLC
815-216 Kankakee, IL Cell Cellco Partnership DBA Verizon Wireless
815-217 Dekalb, IL Landline Digital Network Access Communications
815-218 Rockford, IL Cell Cellco Partnership DBA Verizon Wireless
815-219 Crystal Lake, IL Cell Sprint Spectrum L.p.
815-220 La Salle, IL Landline Ameritech Illinois
815-221 Lockport, IL Landline Teleport Communications America
815-222 Rockford, IL Cell Cellco Partnership DBA Verizon Wireless
815-223 La Salle, IL Landline Ameritech Illinois
815-224 La Salle, IL Landline Ameritech Illinois
815-225 Milledgeville, IL Landline Citizens Telecom Co Illinois-frontier Citizens -il
815-226 Rockford, IL Landline Ameritech Illinois
815-227 Rockford, IL Landline Ameritech Illinois
815-228 Oglesby, IL Cell New Cingular Wireless PCS
815-229 Rockford, IL Landline Ameritech Illinois
815-230 Plainfield, IL Landline Broadwing Communications
815-231 Rockford, IL Landline Ameritech Illinois
815-232 Freeport, IL Landline Frontier North
815-233 Freeport, IL Landline Frontier North
815-234 Byron, IL Landline Frontier North
815-235 Freeport, IL Landline Frontier North
815-236 Woodstock, IL Cell New Cingular Wireless PCS
815-237 Gardner, IL Landline Ameritech Illinois
815-238 Freeport, IL Cell Cellco Partnership DBA Verizon Wireless
815-239 Pecatonica, IL Landline Frontier North
815-241 Northbrook, IL Cell American Messaging (am)
815-242 Rockford, IL Cell Bandwidth.com Clec
815-243 Rockford, IL Cell United States Cellular Corp. - Illinois
815-244 Mt Carroll, IL Landline Gallatin River Communications DBA Centurylink
815-245 Woodstock, IL Cell New Cingular Wireless PCS
815-246 Earlville, IL Landline Frontier North
815-247 Pecatonica, IL Landline Frontier North
815-248 Durand, IL Landline Frontier North
815-249 Grand Ridge, IL Landline Frontier North
815-250 La Salle, IL Landline Comcast Phone Of Illinois DBA Comco
815-251 Rock Falls, IL Landline Gallatin River Communications DBA Centurylink
815-252 Oglesby, IL Cell New Cingular Wireless PCS
815-253 Kempton, IL Landline Frontier Communications Of Illinois
815-254 Plainfield, IL Landline Ameritech Illinois
815-255 Minooka, IL Landline Us Xchange Of Illinois LLC DBA Choice One Comm Il
815-257 Streator, IL Cell Illinois Valley Cellular Rsa 2-ii Partnership
815-258 Joliet, IL Cell New Cingular Wireless PCS
815-259 Thomson, IL Landline Gallatin River Communications DBA Centurylink
815-260 Joliet, IL Cell Sprint Spectrum L.p.
815-261 Crystal Lake, IL Landline Mci Worldcom Communications
815-262 Rockford, IL Cell Cellco Partnership DBA Verizon Wireless
815-263 Kankakee, IL Cell Cellco Partnership DBA Verizon Wireless
815-264 Waterman, IL Landline Frontier North
815-265 Gilman, IL Landline Ameritech Illinois
815-266 Freeport, IL Landline Frontier North
815-267 Plainfield, IL Landline Mci Worldcom Communications
815-268 Onarga, IL Landline Ameritech Illinois
815-269 Danforth, IL Landline Frontier Communications Of The Carolinas, Inc
815-270 Lanark, IL Landline Charter Fiberlink - Illinois
815-271 Mchenry, IL Landline Mci Worldcom Communications
815-272 Joliet, IL Landline Mci Worldcom Communications
815-273 Savanna, IL Landline Gallatin River Communications DBA Centurylink
815-274 Joliet, IL Cell New Cingular Wireless PCS
815-275 Freeport, IL Cell Cellco Partnership DBA Verizon Wireless
815-276 Crystal Lake, IL Landline Teleport Communications America
815-277 Frankfort, IL Landline Teleport Communications America
815-278 Kankakee, IL Cell Cellco Partnership DBA Verizon Wireless
815-279 Kankakee, IL Cell American Messaging (am)
815-280 Joliet, IL Landline Teleport Communications America
815-281 Galena, IL Cell United States Cellular Corp. - Illinois
815-282 Loves Park, IL Landline Ameritech Illinois
815-283 Dekalb, IL Landline Mediacom Telephony Of Illinois
815-284 Dixon, IL Landline Gallatin River Communications DBA Centurylink
815-285 Dixon, IL Landline Gallatin River Communications DBA Centurylink
815-286 Hinckley, IL Landline Frontier North
815-287 Verona, IL Landline Ameritech Illinois
815-288 Dixon, IL Landline Gallatin River Communications DBA Centurylink
815-289 Rockford, IL Cell United States Cellular Corp. - Illinois
815-290 Minooka, IL Landline Sbc Internet Services
815-291 Freeport, IL Cell United States Cellular Corp. - Illinois
815-293 Romeoville, IL Landline Ameritech Illinois
815-294 La Grange Park, IL Cell Usa Mobility Wireless
815-295 Kankakee, IL Landline T-mobile Usa
815-296 Rockford, IL Cell Usa Mobility Wireless
815-297 Freeport, IL Landline Frontier North
815-298 Rockford, IL Cell Cellco Partnership DBA Verizon Wireless
815-299 Rockford, IL Cell United States Cellular Corp. - Illinois
815-300 Chicago, IL Landline Ameritech Illinois
815-301 Crystal Lake, IL Landline Broadwing Communications
815-302 Joliet, IL Cell Sprint Spectrum L.p.
815-303 Princeton, IL Cell Illinois Valley Cellular Rsa 2-i Partnership
815-304 Kankakee, IL Landline Broadwing Communications
815-305 Gardner, IL Landline Broadwing Communications
815-306 Lockport, IL Landline Broadwing Communications
815-307 Mchenry, IL Landline Broadwing Communications
815-308 Woodstock, IL Landline Broadwing Communications
815-309 Shannon, IL Landline Aero North Communications
815-310 Utica, IL Landline Broadwing Communications
815-312 Rockford, IL Landline Ymax Communications Corp.
815-313 Ottawa, IL Landline Broadwing Communications
815-314 Manhattan, IL Landline Broadwing Communications
815-315 Rockford, IL Landline Level 3 Communications
815-316 Rockford, IL Landline Tds Metrocom Inc.-il
815-317 Crescent City, IL Landline Broadwing Communications
815-318 Morris, IL Landline Broadwing Communications
815-319 Rockford, IL Cell United States Cellular Corp. - Illinois
815-320 Kankakee, IL Cell Peerless Network Of Illinois
815-321 Woodstock, IL Landline Xo Illinois
815-322 Mchenry, IL Landline Level 3 Communications
815-323 Belvidere, IL Landline Level 3 Communications
815-324 Ottawa, IL Landline Mediacom Telephony Of Illinois
815-325 Joliet, IL Cell New Cingular Wireless PCS
815-326 Oglesby, IL Cell New Cingular Wireless PCS
815-327 Plainfield, IL Landline Broadwing Communications
815-328 Lockport, IL Landline Broadwing Communications
815-329 Rockford, IL Landline Sbc Internet Services
815-330 Crescent City, IL Landline First Communications LLC
815-331 Mchenry, IL Landline Broadwing Communications
815-332 Cherry Valley, IL Landline Frontier North
815-333 Woodstock, IL Landline Broadwing Communications
815-334 Woodstock, IL Landline Ameritech Illinois
815-335 Winnebago, IL Landline Frontier North
815-337 Woodstock, IL Landline Ameritech Illinois
815-338 Woodstock, IL Landline Ameritech Illinois
815-339 Granville, IL Landline Frontier North
815-340 La Moille, IL Landline Comcast Phone Of Illinois DBA Comco
815-341 Joliet, IL Cell New Cingular Wireless PCS
815-342 Joliet, IL Cell New Cingular Wireless PCS
815-343 Oglesby, IL Cell New Cingular Wireless PCS
815-344 Mchenry, IL Landline Ameritech Illinois
815-345 Woodstock, IL Landline Level 3 Communications
815-346 Gardner, IL Landline Broadwing Communications
815-347 Woodstock, IL Cell Cellco Partnership DBA Verizon Wireless
815-348 Kankakee, IL Landline Us Xchange Of Illinois LLC DBA Choice One Comm Il
815-349 Mchenry, IL Landline Xo Illinois
815-350 Franklin Grove, IL Landline Essex Telcom
815-351 Kankakee, IL Cell Cellco Partnership DBA Verizon Wireless
815-352 Kankakee, IL Landline Broadwing Communications
815-353 Woodstock, IL Cell Cellco Partnership DBA Verizon Wireless
815-354 Woodstock, IL Cell Cellco Partnership DBA Verizon Wireless
815-355 Woodstock, IL Cell Cellco Partnership DBA Verizon Wireless
815-356 Crystal Lake, IL Landline Ameritech Illinois
815-357 Seneca, IL Landline Ameritech Illinois
815-358 Cornell, IL Landline C-r Telephone Co.
815-359 Harmon, IL Landline Gallatin River Communications DBA Centurylink
815-360 Sublette, IL Landline Essex Telcom
815-361 Manhattan, IL Landline Broadwing Communications
815-362 German Valley, IL Landline Frontier North
815-363 Mchenry, IL Landline Ameritech Illinois
815-364 Morris, IL Landline Broadwing Communications
815-365 Reddick, IL Landline Frontier North
815-366 Ottawa, IL Landline Broadwing Communications
815-367 Winslow, IL Landline Frontier North
815-368 Lostant, IL Landline Frontier North
815-369 Lena, IL Landline Frontier North
815-370 Kankakee, IL Cell Cellco Partnership DBA Verizon Wireless
815-371 Utica, IL Landline Broadwing Communications
815-372 Romeoville, IL Landline Ameritech Illinois
815-373 Elwood, IL Landline Us Xchange Of Illinois LLC DBA Choice One Comm Il
815-374 Dwight, IL Landline Us Xchange Of Illinois LLC DBA Choice One Comm Il
815-375 Dekalb, IL Cell United States Cellular Corp. - Illinois
815-376 Ohio, IL Landline Frontier North
815-377 Crescent City, IL Landline Broadwing Communications
815-378 Rockford, IL Cell Sprint Spectrum L.p.
815-379 Walnut, IL Landline Frontier North
815-380 Sterling, IL Landline Essex Telcom
815-381 Rockford, IL Landline Ameritech Illinois
815-382 Woodstock, IL Cell New Cingular Wireless PCS
815-383 Crescent City, IL Cell New Cingular Wireless PCS
815-384 Malta, IL Landline Frontier North
815-385 Mchenry, IL Landline Ameritech Illinois
815-386 Kankakee, IL Cell Cellco Partnership DBA Verizon Wireless
815-387 Rockford, IL Landline Ameritech Illinois
815-388 Mchenry, IL Landline Sprint Spectrum L.p.
815-389 Beloit, IL Landline Ameritech Illinois
815-390 Braidwood, IL Landline Comcast Phone Of Illinois DBA Comco
815-391 Rockford, IL Landline Ameritech Illinois
815-392 Kinsman, IL Landline Kinsman Mutual Telephone Company
815-393 Monroe Center, IL Landline Frontier North
815-394 Rockford, IL Landline Ameritech Illinois
815-395 Rockford, IL Landline Ameritech Illinois
815-396 Steward, IL Landline Frontier North
815-397 Rockford, IL Landline Ameritech Illinois
815-398 Rockford, IL Landline Ameritech Illinois
815-399 Rockford, IL Landline Ameritech Illinois
815-400 Morrison, IL Landline Mediacom Telephony Of Illinois
815-401 Kankakee, IL Landline Level 3 Communications
815-402 Galena, IL Landline Level 3 Communications
815-403 Mchenry, IL Cell Sprint Spectrum L.p.
815-404 Crystal Lake, IL Cell Sprint Spectrum L.p.
815-405 Joliet, IL Cell Sprint Spectrum L.p.
815-406 Byron, IL Landline Frontier North
815-407 Romeoville, IL Landline Ameritech Illinois
815-408 Utica, IL Landline First Communications LLC
815-409 Joliet, IL Cell Cellco Partnership DBA Verizon Wireless
815-410 La Salle, IL Landline Level 3 Communications
815-412 Frankfort, IL Landline Broadwing Communications
815-413 Morris, IL Landline First Communications LLC
815-414 Earlville, IL Cell New Cingular Wireless PCS
815-415 Seneca, IL Landline Ameritech Illinois
815-416 Morris, IL Landline Ameritech Illinois
815-417 Braidwood, IL Landline Ameritech Illinois
815-418 Manhattan, IL Landline First Communications LLC
815-419 Pontiac, IL Landline AT&T Local
815-420 Malta, IL Landline Essex Telcom
815-421 Herscher, IL Landline Ameritech Illinois
815-423 Elwood, IL Landline Ameritech Illinois
815-424 Elwood, IL Landline Ameritech Illinois
815-425 Crystal Lake, IL Landline Broadwing Communications
815-426 Herscher, IL Landline Ameritech Illinois
815-428 Martinton, IL Landline Frontier North
815-429 Sheldon, IL Landline Frontier North
815-430 Mchenry, IL Landline First Communications LLC
815-431 Ottawa, IL Landline Ameritech Illinois
815-432 Watseka, IL Landline Ameritech Illinois
815-433 Ottawa, IL Landline Ameritech Illinois
815-434 Ottawa, IL Landline Ameritech Illinois
815-435 Beaverville, IL Landline Frontier North
815-436 Plainfield, IL Landline Ameritech Illinois
815-437 Putnam, IL Landline Frontier North
815-438 Tampico, IL Landline Citizens Telecom Co Illinois-frontier Citizens -il
815-439 Plainfield, IL Landline Ameritech Illinois
815-440 Dixon, IL Cell Cellco Partnership DBA Verizon Wireless
815-441 Sterling, IL Cell Cellco Partnership DBA Verizon Wireless
815-442 Tonica, IL Landline Tonica Telephone Co.
815-443 Pearl City, IL Landline Frontier North
815-444 Crystal Lake, IL Landline Ameritech Illinois
815-445 Sheffield, IL Landline Frontier North
815-446 Oglesby, IL Landline Frontier North
815-447 Spring Valley, IL Landline Frontier Communications Of Depue
815-448 Mazon, IL Landline Ameritech Illinois
815-449 Dakota, IL Landline Frontier North
815-450 Momence, IL Cell New Cingular Wireless PCS
815-451 Woodstock, IL Cell New Cingular Wireless PCS
815-452 Toluca, IL Landline Frontier North
815-453 Ashton, IL Landline Frontier North
815-454 Sheffield, IL Landline Frontier North
815-455 Crystal Lake, IL Landline Ameritech Illinois
815-456 Franklin Grove, IL Landline Frontier North
815-457 Cissna Park, IL Landline Frontier Communications Of The Carolinas, Inc
815-458 Braidwood, IL Landline Ameritech Illinois
815-459 Crystal Lake, IL Landline Ameritech Illinois
815-460 Joliet, IL Landline First Communications LLC
815-461 Lockport, IL Landline Broadwing Communications
815-462 New Lenox, IL Landline Ameritech Illinois
815-463 New Lenox, IL Landline Ameritech Illinois
815-464 Frankfort, IL Landline Ameritech Illinois
815-465 Grant Park, IL Landline Ameritech Illinois
815-466 Grant Park, IL Landline Ameritech Illinois
815-467 Minooka, IL Landline Ameritech Illinois
815-468 Manteno, IL Landline Ameritech Illinois
815-469 Frankfort, IL Landline Ameritech Illinois
815-470 Rockford, IL Landline Ameritech Illinois
815-471 Watseka, IL Cell Illinois Valley Cellular Rsa 2-i Partnership
815-472 Momence, IL Landline Ameritech Illinois
815-473 Watseka, IL Landline Frontier Communications Of The Carolinas, Inc
815-474 Joliet, IL Cell New Cingular Wireless PCS
815-476 Wilmington, IL Landline Ameritech Illinois
815-477 Crystal Lake, IL Landline Ameritech Illinois
815-478 Manhattan, IL Landline Ameritech Illinois
815-479 Crystal Lake, IL Landline Ameritech Illinois
815-480 Rockford, IL Cell Usa Mobility Wireless
815-481 La Grange Park, IL Cell Illinois Valley Cellular Rsa 2-i Partnership
815-482 Woodstock, IL Cell Sprint Spectrum L.p.
815-483 Joliet, IL Cell Sprint Spectrum L.p.
815-484 Rockford, IL Landline Ameritech Illinois
815-485 New Lenox, IL Landline Ameritech Illinois
815-486 Donovan, IL Landline Frontier North
815-487 Plainfield, IL Landline First Communications LLC
815-488 La Grange Park, IL Cell Illinois Valley Cellular Rsa 2-i Partnership
815-489 Rockford, IL Landline Ameritech Illinois
815-490 Rockford, IL Landline Ameritech Illinois
815-491 Rockford, IL Cell 365 Wireless
815-492 Apple River, IL Landline Frontier North
815-493 Lanark, IL Landline Citizens Telecom Co Illinois-frontier Citizens -il
815-494 Rockford, IL Cell United States Cellular Corp. - Illinois
815-495 Leland, IL Landline Frontier North
815-496 Sheridan, IL Landline Frontier North
815-497 Compton, IL Landline Frontier North
815-498 Somonauk, IL Landline Frontier North
815-499 Sterling, IL Cell United States Cellular Corp. - Illinois
815-500 Marseilles, IL Landline Sprint Communications Company, L.p.
815-501 Dekalb, IL Cell Sprint Spectrum L.p.
815-502 Woodstock, IL Landline First Communications LLC
815-503 Mendota, IL Cell Sprint Spectrum L.p.
815-504 Gardner, IL Landline First Communications LLC
815-505 Rockford, IL Cell T-mobile Usa
815-506 Union, IL Landline Level 3 Communications
815-507 Momence, IL Landline Level 3 Communications
815-508 Dekalb, IL Cell New Cingular Wireless PCS
815-509 Rockford, IL Cell Sprint Spectrum L.p.
815-510 Streator, IL Landline Mediacom Telephony Of Illinois
815-512 Lockport, IL Landline First Communications LLC
815-513 Morris, IL Landline Level 3 Communications
815-514 Joliet, IL Cell Sprint Spectrum L.p.
815-515 Watseka, IL Landline Level 3 Communications
815-516 Rockford, IL Landline Sprint Spectrum L.p.
815-517 Dekalb, IL Landline Mci Worldcom Communications
815-518 Coal City, IL Landline First Communications LLC
815-519 Rockford, IL Cell Sprint Spectrum L.p.
815-520 Rockford, IL Cell Cellco Partnership DBA Verizon Wireless
815-521 Minooka, IL Landline Ameritech Illinois
815-522 Kirkland, IL Landline Frontier North
815-523 Kankakee, IL Landline Teleport Communications America
815-524 Lockport, IL Landline Teleport Communications America
815-525 Beloit, IL Landline Tds Metrocom Inc.-il
815-526 Crystal Lake, IL Landline Teleport Communications America
815-527 Woodstock, IL Landline Teleport Communications America
815-528 Mchenry, IL Landline Teleport Communications America
815-529 Woodstock, IL Cell Cellco Partnership DBA Verizon Wireless
815-530 Joliet, IL Landline Sprint Spectrum L.p.
815-531 Joliet, IL Landline Teleport Communications America
815-532 Morris, IL Cell Usa Mobility Wireless
815-533 La Grange Park, IL Cell Indiana Paging Ntwk
815-534 Frankfort, IL Landline Level 3 Communications
815-535 Sterling, IL Landline Ameritech Illinois
815-536 La Grange Park, IL Cell Usa Mobility Wireless
815-537 Prophetstown, IL Landline Citizens Telecom Co Illinois-frontier Citizens -il
815-538 Mendota, IL Landline Frontier North
815-539 Mendota, IL Landline Frontier North
815-540 Rockford, IL Cell Sprint Spectrum L.p.
815-541 Freeport, IL Cell United States Cellular Corp. - Illinois
815-543 Rockford, IL Cell United States Cellular Corp. - Illinois
815-544 Belvidere, IL Landline Frontier North
815-545 Joliet, IL Cell New Cingular Wireless PCS
815-546 Joliet, IL Cell New Cingular Wireless PCS
815-547 Belvidere, IL Landline Frontier North
815-548 Sterling, IL Landline Ameritech Illinois
815-549 Kankakee, IL Cell Sprint Spectrum L.p.
815-550 Grant Park, IL Landline Broadwing Communications
815-551 Savanna, IL Landline Essex Telcom
815-552 Lockport, IL Landline Ameritech Illinois
815-553 Joliet, IL Landline Ovation Communications Of Illinois
815-554 East Dubuque, IL Landline Mediacom Telephony Of Illinois
815-555 Rockford, IL Landline Unknown
815-556 Plainfield, IL Landline Broadwing Communications
815-557 Joliet, IL Cell Sprint Spectrum L.p.
815-558 Rockford, IL Cell United States Cellular Corp. - Illinois
815-559 Fulton, IL Landline Essex Telcom
815-560 Harvard, IL Landline Sprint Spectrum L.p.
815-561 Rochelle, IL Landline Frontier North
815-562 Rochelle, IL Landline Frontier North
815-563 Dakota, IL Landline Frontier North
815-564 Sterling, IL Landline Ameritech Illinois
815-565 Morrison, IL Landline Mediacom Telephony Of Illinois
815-566 Belvidere, IL Landline Level 3 Communications
815-567 Emington, IL Landline Frontier North
815-568 Marengo, IL Landline Ameritech Illinois
815-569 Capron, IL Landline Frontier North
815-570 Sandwich, IL Landline Level 3 Communications
815-571 Shannon, IL Landline Mediacom Telephony Of Illinois
815-572 Marengo, IL Landline Broadwing Communications
815-573 Kankakee, IL Landline Level 3 Communications
815-574 Harmon, IL Landline Essex Telcom
815-575 Woodstock, IL Cell New Cingular Wireless PCS
815-576 Polo, IL Landline Essex Telcom
815-577 Plainfield, IL Landline Ameritech Illinois
815-578 Mchenry, IL Landline Ameritech Illinois
815-579 La Salle, IL Cell Sprint Spectrum L.p.
815-580 Rockford, IL Landline AT&T Local
815-581 Spring Grove, IL Landline Comcast Phone Of Illinois DBA Comco
815-582 Joliet, IL Cell T-mobile Usa
815-583 Morrison, IL Landline Essex Telcom
815-584 Dwight, IL Landline Ameritech Illinois
815-585 Morris, IL Landline Level 3 Communications
815-586 Ransom, IL Landline C-r Telephone Co.
815-587 Ottawa, IL Landline Level 3 Communications
815-588 Lockport, IL Landline Ameritech Illinois
815-589 Fulton, IL Landline Citizens Telecom Co Illinois-frontier Citizens -il
815-590 Sterling, IL Cell Sprint Spectrum L.p.
815-591 Hanover, IL Landline Frontier North
815-592 Kankakee, IL Cell Cellco Partnership DBA Verizon Wireless
815-593 Dekalb, IL Landline AT&T Local
815-594 Apple River, IL Landline Frontier North
815-595 Oregon, IL Landline AT&T Local
815-596 Marengo, IL Landline Sbc Internet Services
815-597 Garden Prairie, IL Landline Frontier North
815-599 Freeport, IL Landline Frontier North
815-600 Joliet, IL Landline New Cingular Wireless PCS
815-601 Rockford, IL Landline Bitwise Communications
815-602 Kankakee, IL Landline First Communications LLC
815-603 Kankakee, IL Cell T-mobile Usa
815-605 Grant Park, IL Landline Level 3 Communications
815-606 Ottawa, IL Landline First Communications LLC
815-607 Flanagan, IL Landline Bitwise Communications
815-608 Rockford, IL Cell T-mobile Usa
815-609 Plainfield, IL Landline Ameritech Illinois
815-610 Cornell, IL Landline Bitwise Communications
815-612 Graymont, IL Landline Bitwise Communications
815-613 Mt Carroll, IL Landline Essex Telcom
815-614 Kankakee, IL Landline Broadwing Communications
815-615 Mendota, IL Landline Level 3 Communications
815-616 Freeport, IL Cell T-mobile Usa
815-617 Ottawa, IL Landline AT&T Local
815-618 Freeport, IL Cell New Cingular Wireless PCS
815-619 Rockton, IL Landline Aero North Communications
815-620 Prophetstown, IL Landline Essex Telcom
815-621 Rockford, IL Cell Sprint Spectrum L.p.
815-622 Sterling, IL Landline Ameritech Illinois
815-623 Roscoe, IL Landline Frontier North
815-624 Rockton, IL Landline Frontier North
815-625 Sterling, IL Landline Ameritech Illinois
815-626 Sterling, IL Landline Ameritech Illinois
815-627 Paw Paw, IL Landline Frontier North
815-629 Durand, IL Landline Frontier North
815-630 Joliet, IL Cell T-mobile Usa
815-631 Sterling, IL Landline Ameritech Illinois
815-632 Sterling, IL Landline Ameritech Illinois
815-633 Loves Park, IL Landline Ameritech Illinois
815-634 Coal City, IL Landline Ameritech Illinois
815-635 Chatsworth, IL Landline Frontier North
815-636 Loves Park, IL Landline Ameritech Illinois
815-637 Loves Park, IL Landline Ameritech Illinois
815-638 La Moille, IL Landline Frontier North
815-639 Loves Park, IL Landline Ameritech Illinois
815-640 Ottawa, IL Landline Teleport Communications America
815-641 Rockford, IL Cell Cellco Partnership DBA Verizon Wireless
815-642 Minooka, IL Landline Broadwing Communications
815-643 Malden, IL Landline Frontier North
815-644 Crescent City, IL Landline Rcn Telecom Services Of Illinois
815-645 Stillman Valley, IL Landline Frontier North
815-646 Tiskilwa, IL Landline Frontier North
815-647 Cullom, IL Landline Mediacom Telephony Of Illinois
815-648 Hebron, IL Landline Frontier North
815-649 Gardner, IL Landline Rcn Telecom Services Of Illinois
815-650 Freeport, IL Landline AT&T Local
815-651 Joliet, IL Landline Rcn Telecom Services Of Illinois
815-653 Wonder Lake, IL Landline Frontier North
815-654 Loves Park, IL Landline Ameritech Illinois
815-656 Freeport, IL Landline Level 3 Communications
815-657 Forrest, IL Landline Ameritech Illinois
815-658 Lanark, IL Landline Essex Telcom
815-659 Hennepin, IL Landline Frontier North
815-660 Lockport, IL Landline Rcn Telecom Services Of Illinois
815-661 Morris, IL Landline Rcn Telecom Services Of Illinois
815-662 Momence, IL Landline Level 3 Communications
815-663 Spring Valley, IL Landline Frontier North
815-664 Spring Valley, IL Landline Frontier North
815-665 Ottawa, IL Landline Rcn Telecom Services Of Illinois
815-666 Joliet, IL Cell Cellco Partnership DBA Verizon Wireless
815-667 Utica, IL Landline Ameritech Illinois
815-668 Rockford, IL Landline Neutral Tandem-illinois
815-669 Mchenry, IL Landline Level 3 Communications
815-670 Rockford, IL Cell Sprint Spectrum L.p.
815-671 Joliet, IL Landline Level 3 Communications
815-672 Streator, IL Landline Frontier North
815-673 Streator, IL Landline Frontier North
815-674 Streator, IL Cell New Cingular Wireless PCS
815-675 Spring Grove, IL Landline Frontier North
815-676 Plainfield, IL Landline Level 3 Communications
815-677 Elizabeth, IL Landline Cellco Partnership DBA Verizon Wireless
815-678 Richmond, IL Landline Frontier North
815-679 Mchenry, IL Landline Rcn Telecom Services Of Illinois
815-680 Manhattan, IL Landline Rcn Telecom Services Of Illinois
815-681 Rockford, IL Landline Cellco Partnership DBA Verizon Wireless
815-682 Milford, IL Landline Frontier Communications Of The Carolinas, Inc
815-683 Crescent City, IL Landline Ameritech Illinois
815-684 Chadwick, IL Landline Citizens Telecom Co Illinois-frontier Citizens -il
815-685 Joliet, IL Cell New Cingular Wireless PCS
815-686 Piper City, IL Landline Frontier North
815-687 Woodstock, IL Landline Rcn Telecom Services Of Illinois
815-688 Strawn, IL Landline Frontier North
815-689 Cullom, IL Landline Frontier Communications Of Illinois
815-690 Joliet, IL Cell Sprint Spectrum L.p.
815-691 Utica, IL Landline Rcn Telecom Services Of Illinois
815-692 Fairbury, IL Landline Frontier North
815-693 Joliet, IL Cell Sprint Spectrum L.p.
815-694 Clifton, IL Landline Frontier North
815-695 Newark, IL Landline Ameritech Illinois
815-696 Roscoe, IL Landline Aero North Communications
815-697 Chebanse, IL Landline Frontier North
815-698 Ashkum, IL Landline Frontier North
815-699 Wyanet, IL Landline Frontier North
815-701 Woodstock, IL Landline Level 3 Communications
815-702 Saunemin, IL Landline Sprint Communications Company, L.p.
815-703 Rockford, IL Cell Sprint Spectrum L.p.
815-704 Beloit, IL Landline Mcleodusa Telecommunications Services- Il
815-705 Morris, IL Landline Teleport Communications America
815-706 Lyndon, IL Landline Essex Telcom
815-707 Gilman, IL Landline Level 3 Communications
815-708 Rockford, IL Landline Comcast Phone Of Illinois DBA Comco
815-709 Coal City, IL Landline Level 3 Communications
815-710 Morris, IL Landline AT&T Local
815-712 Harvard, IL Cell Sprint Spectrum L.p.
815-713 Rockford, IL Landline New Cingular Wireless PCS
815-714 Joliet, IL Landline Sprint Communications Company, L.p.
815-715 Joliet, IL Cell New Cingular Wireless PCS
815-716 Sterling, IL Cell Sprint Spectrum L.p.
815-717 New Lenox, IL Landline Broadwing Communications
815-718 Sterling, IL Cell United States Cellular Corp. - Illinois
815-719 Princeton, IL Cell Sprint Spectrum L.p.
815-720 Rockford, IL Landline Ameritech Illinois
815-721 Rockford, IL Landline AT&T Local
815-722 Joliet, IL Landline Ameritech Illinois
815-723 Joliet, IL Landline Ameritech Illinois
815-724 Joliet, IL Landline Ameritech Illinois
815-725 Joliet, IL Landline Ameritech Illinois
815-726 Joliet, IL Landline Ameritech Illinois
815-727 Joliet, IL Landline Ameritech Illinois
815-728 Wonder Lake, IL Landline Frontier North
815-729 Joliet, IL Landline Ameritech Illinois
815-730 Joliet, IL Landline Ameritech Illinois
815-731 Plainfield, IL Landline Ameritech Illinois
815-732 Oregon, IL Landline Frontier North
815-733 Plainfield, IL Landline Rcn Telecom Services Of Illinois
815-734 Mt Morris, IL Landline Frontier North
815-735 Joliet, IL Cell New Cingular Wireless PCS
815-738 Leaf River, IL Landline Leaf River Telephone Co.
815-739 Sycamore, IL Cell Sprint Spectrum L.p.
815-740 Joliet, IL Landline Ameritech Illinois
815-741 Joliet, IL Landline Ameritech Illinois
815-742 Rockford, IL Cell United States Cellular Corp. - Illinois
815-743 Graymont, IL Landline Frontier Communications Of Prairie
815-744 Joliet, IL Landline Ameritech Illinois
815-745 Warren, IL Landline Frontier North
815-746 Marseilles, IL Landline Marseilles Telephone Co. Of Marseilles
815-747 East Dubuque, IL Landline Citizens Telecom Co Illinois-frontier Citizens -il
815-748 Dekalb, IL Landline Frontier North
815-749 Rockford, IL Cell Answer America DBA Answer Usa
815-750 Marseilles, IL Landline Mtco Communications
815-751 Dekalb, IL Cell Cellco Partnership DBA Verizon Wireless
815-752 Dekalb, IL Landline Frontier North
815-753 Dekalb, IL Landline Frontier North
815-754 Dekalb, IL Landline Frontier North
815-755 Dekalb, IL Cell American Messaging (am)
815-756 Dekalb, IL Landline Frontier North
815-757 Dekalb, IL Cell United States Cellular Corp. - Illinois
815-758 Dekalb, IL Landline Frontier North
815-759 Mchenry, IL Landline Ameritech Illinois
815-760 Hennepin, IL Cell Cellco Partnership DBA Verizon Wireless
815-761 Dekalb, IL Cell Cellco Partnership DBA Verizon Wireless
815-762 Dekalb, IL Cell Cellco Partnership DBA Verizon Wireless
815-763 Rockford, IL Cell Answer America DBA Answer Usa
815-764 Dekalb, IL Cell United States Cellular Corp. - Illinois
815-765 Poplar Grove, IL Landline Frontier North
815-766 Dekalb, IL Cell United States Cellular Corp. - Illinois
815-767 La Grange Park, IL Cell American Messaging (am)
815-768 Joliet, IL Cell Ameritech Illinois
815-769 Seneca, IL Landline Broadwing Communications
815-770 Harvard, IL Landline Charter Fiberlink - Illinois
815-771 Ashkum, IL Landline Rcn Telecom Services Of Illinois
815-772 Morrison, IL Landline Citizens Telecom Co Illinois-frontier Citizens -il
815-773 Joliet, IL Landline Ameritech Illinois
815-774 Joliet, IL Landline Ameritech Illinois
815-775 Woodstock, IL Cell Usa Mobility Wireless
815-776 Galena, IL Landline Ameritech Illinois
815-777 Galena, IL Landline Ameritech Illinois
815-778 Lyndon, IL Landline Citizens Telecom Co Illinois-frontier Citizens -il
815-780 La Salle, IL Landline Broadwing Communications
815-781 Chebanse, IL Landline Rcn Telecom Services Of Illinois
815-782 Plainfield, IL Landline Broadwing Communications
815-783 Gilman, IL Landline Rcn Telecom Services Of Illinois
815-784 Genoa, IL Landline Frontier North
815-785 Watseka, IL Landline Rcn Telecom Services Of Illinois
815-786 Sandwich, IL Landline Frontier North
815-787 Dekalb, IL Landline Frontier North
815-788 Crystal Lake, IL Landline Ameritech Illinois
815-789 Orangeville, IL Landline Frontier North
815-790 Woodstock, IL Cell Sprint Spectrum L.p.
815-791 Joliet, IL Cell Sprint Spectrum L.p.
815-793 Dekalb, IL Cell T-mobile Usa
815-794 Marseilles, IL Landline Marseilles Telephone Co. Of Marseilles
815-795 Marseilles, IL Landline Marseilles Telephone Co. Of Marseilles
815-796 Flanagan, IL Landline Frontier Communications Of Prairie
815-797 Somonauk, IL Landline Level 3 Communications
815-798 Milledgeville, IL Landline Essex Telcom
815-799 Sterling, IL Landline Level 3 Communications
815-800 Poplar Grove, IL Landline Mediacom Telephony Of Illinois
815-801 Freeport, IL Landline Aero North Communications
815-802 Kankakee, IL Landline Ameritech Illinois
815-803 Byron, IL Landline Aero North Communications
815-804 Pecatonica, IL Landline Aero North Communications
815-805 Durand, IL Landline Aero North Communications
815-806 Frankfort, IL Landline Ameritech Illinois
815-807 German Valley, IL Landline Aero North Communications
815-808 Winslow, IL Landline Aero North Communications
815-809 Lena, IL Landline Aero North Communications
815-810 Pearl City, IL Landline Aero North Communications
815-812 Dakota, IL Landline Aero North Communications
815-813 Apple River, IL Landline Aero North Communications
815-814 Woodstock, IL Cell T-mobile Usa
815-816 Dakota, IL Landline Aero North Communications
815-817 Hanover, IL Landline Aero North Communications
815-818 Warren, IL Landline Aero North Communications
815-819 Orangeville, IL Landline Aero North Communications
815-820 Elizabeth, IL Landline Aero North Communications
815-821 Freeport, IL Landline United States Cellular Corp. - Illinois
815-822 Streator, IL Cell New Cingular Wireless PCS
815-823 Joliet, IL Landline Xo Illinois
815-824 Shabbona, IL Landline Frontier North
815-825 Malta, IL Landline Frontier North
815-826 Somonauk, IL Cell Cellco Partnership DBA Verizon Wireless
815-827 Maple Park, IL Landline Frontier North
815-828 Minooka, IL Landline Xo Illinois
815-829 Chadwick, IL Landline Essex Telcom
815-830 Oglesby, IL Cell New Cingular Wireless PCS
815-831 Davis, IL Landline Aero North Communications
815-832 Saunemin, IL Landline Frontier Communications Of Illinois
815-833 Mc Connell, IL Landline Aero North Communications
815-834 Lockport, IL Landline Ameritech Illinois
815-835 Dixon, IL Landline Essex Telcom
815-836 Lockport, IL Landline Ameritech Illinois
815-837 Forreston, IL Landline Aero North Communications
815-838 Lockport, IL Landline Ameritech Illinois
815-839 Kankakee, IL Landline Xo Illinois
815-840 Stockton, IL Landline Aero North Communications
815-841 Mt Morris, IL Landline Essex Telcom
815-842 Pontiac, IL Landline Frontier North
815-843 Ashton, IL Landline Essex Telcom
815-844 Pontiac, IL Landline Frontier North
815-845 Scales Mound, IL Landline Frontier North
815-846 Joliet, IL Landline Broadwing Communications
815-847 Rockford, IL Landline Sbc Internet Services
815-848 Pontiac, IL Cell Illinois Valley Cellular Rsa 2-i Partnership
815-849 Sublette, IL Landline Frontier North
815-850 Pecatonica, IL Landline Aero North Communications
815-851 Kankakee, IL Cell Usa Mobility Wireless
815-852 Scales Mound, IL Landline Aero North Communications
815-853 Wenona, IL Landline Frontier North
815-854 Long Point, IL Landline Frontier North
815-855 Milledgeville, IL Landline Mediacom Telephony Of Illinois
815-856 Tonica, IL Landline Leonore Mutual Telephone Co.
815-857 Amboy, IL Landline Frontier North
815-858 Elizabeth, IL Landline Frontier North
815-859 Rock Falls, IL Landline Essex Telcom
815-860 Elwood, IL Landline Teleport Communications America
815-861 Woodstock, IL Cell New Cingular Wireless PCS
815-862 Harvard, IL Landline Charter Fiberlink - Illinois
815-863 Rutland, IL Landline Frontier North
815-864 Shannon, IL Landline Citizens Telecom Co Illinois-frontier Citizens -il
815-865 Davis, IL Landline Frontier North
815-866 Princeton, IL Cell Illinois Valley Cellular Rsa 2-i Partnership
815-867 Pontiac, IL Cell Sprint Spectrum L.p.
815-868 Mc Connell, IL Landline Frontier North
815-869 Magnolia, IL Landline Frontier North
815-870 Rockford, IL Cell Usa Mobility Wireless
815-871 Rockford, IL Cell United States Cellular Corp. - Illinois
815-872 Princeton, IL Landline Frontier North
815-875 Princeton, IL Landline Frontier North
815-876 Princeton, IL Landline Frontier North
815-877 Loves Park, IL Landline Ameritech Illinois
815-878 Princeton, IL Cell New Cingular Wireless PCS
815-879 Princeton, IL Landline Frontier North
815-880 Woodstock, IL Landline Xo Illinois
815-881 Oregon, IL Landline Essex Telcom
815-882 Mc Nabb, IL Landline Mcnabb Telephone Co.
815-883 Oglesby, IL Landline Ameritech Illinois
815-884 Harvard, IL Landline Mediacom Telephony Of Illinois
815-886 Romeoville, IL Landline Ameritech Illinois
815-887 Harvard, IL Landline Teleport Communications America
815-888 Rochelle, IL Landline Level 3 Communications
815-889 Milford, IL Landline Frontier Communications Of The Carolinas, Inc
815-891 Winnebago, IL Landline Aero North Communications
815-892 Shannon, IL Landline Essex Telcom
815-893 Crystal Lake, IL Landline Comcast Phone Of Illinois DBA Comco
815-894 Ladd, IL Landline Frontier North
815-895 Sycamore, IL Landline Frontier North
815-896 Durand, IL Landline Aero North Communications
815-897 Lyndon, IL Landline Mediacom Telephony Of Illinois
815-899 Sycamore, IL Landline Frontier North
815-900 Amboy, IL Landline Cricket Communications
815-901 Dekalb, IL Landline Comcast Phone Of Illinois DBA Comco
815-902 Lyndon, IL Landline Mediacom Telephony Of Illinois
815-903 Mchenry, IL Cell American Messaging (am)
815-904 Rockford, IL Cell New Cingular Wireless PCS
815-905 Lockport, IL Landline Level 3 Communications
815-906 Mt Carroll, IL Landline Mediacom Telephony Of Illinois
815-907 Manteno, IL Landline Broadwing Communications
815-908 Freeport, IL Cell Sprint Communications Company, L.p.
815-909 Dekalb, IL Landline T-mobile Usa
815-910 Mendota, IL Cell Illinois Valley Cellular Rsa 2-i Partnership
815-912 Belvidere, IL Landline Aero North Communications
815-913 Joliet, IL Landline Sprint Communications Company, L.p.
815-914 Rockford, IL Cell Sprint Spectrum L.p.
815-915 Coal City, IL Landline Level 3 Communications
815-917 Rochelle, IL Landline Essex Telcom
815-918 Clifton, IL Landline Level 3 Communications
815-919 Joliet, IL Cell T-mobile Usa
815-920 Cornell, IL Landline Mediacom Telephony Of Illinois
815-921 Rockford, IL Landline Ameritech Illinois
815-922 Kankakee, IL Cell Cellco Partnership DBA Verizon Wireless
815-923 Union, IL Landline Ameritech Illinois
815-924 Prophetstown, IL Landline Essex Telcom
815-925 Hennepin, IL Landline Frontier North
815-926 Wilmington, IL Landline Broadwing Communications
815-927 Joliet, IL Landline Broadwing Communications
815-928 Kankakee, IL Landline Ameritech Illinois
815-929 Kankakee, IL Landline Ameritech Illinois
815-930 Elizabeth, IL Landline Mediacom Telephony Of Illinois
815-931 Joliet, IL Cell New Cingular Wireless PCS
815-932 Kankakee, IL Landline Ameritech Illinois
815-933 Kankakee, IL Landline Ameritech Illinois
815-934 Emington, IL Landline Frontier North
815-935 Kankakee, IL Landline Ameritech Illinois
815-936 Kankakee, IL Landline Ameritech Illinois
815-937 Kankakee, IL Landline Ameritech Illinois
815-938 Forreston, IL Landline Frontier North
815-939 Kankakee, IL Landline Ameritech Illinois
815-940 Gardner, IL Landline Level 3 Communications
815-941 Morris, IL Landline Ameritech Illinois
815-942 Morris, IL Landline Ameritech Illinois
815-943 Harvard, IL Landline Ameritech Illinois
815-944 Saint Anne, IL Landline Ameritech Illinois
815-945 Chenoa, IL Landline Frontier North
815-946 Polo, IL Landline Citizens Telecom Co Illinois-frontier Citizens -il
815-947 Stockton, IL Landline Frontier North
815-948 Prophetstown, IL Landline Citizens Telecom Co Illinois-frontier Citizens -il
815-949 Cabery, IL Landline Frontier North
815-951 Amboy, IL Landline Essex Telcom
815-952 Lanark, IL Landline Aero North Communications
815-953 Kankakee, IL Cell Cellco Partnership DBA Verizon Wireless
815-954 Kankakee, IL Cell Cellco Partnership DBA Verizon Wireless
815-955 Joliet, IL Cell Sprint Spectrum L.p.
815-956 Morrison, IL Landline Citizens Telecom Co Illinois-frontier Citizens -il
815-957 Rockton, IL Landline Level 3 Communications
815-960 Leaf River, IL Landline North County Communications Corp. - CA
815-961 Rockford, IL Landline Ameritech Illinois
815-962 Rockford, IL Landline Ameritech Illinois
815-963 Rockford, IL Landline Ameritech Illinois
815-964 Rockford, IL Landline Ameritech Illinois
815-965 Rockford, IL Landline Ameritech Illinois
815-966 Rockford, IL Landline Ameritech Illinois
815-967 Rockford, IL Landline Ameritech Illinois
815-968 Rockford, IL Landline Ameritech Illinois
815-969 Rockford, IL Landline Ameritech Illinois
815-970 Sycamore, IL Cell Sprint Spectrum L.p.
815-971 Rockford, IL Landline Ameritech Illinois
815-972 Rockford, IL Landline Ameritech Illinois
815-973 Dixon, IL Cell United States Cellular Corp. - Illinois
815-975 Belvidere, IL Cell New Cingular Wireless PCS
815-977 Rockford, IL Landline Mci Worldcom Communications
815-978 Rockford, IL Cell Cellco Partnership DBA Verizon Wireless
815-979 Rockford, IL Cell Cellco Partnership DBA Verizon Wireless
815-980 Rockford, IL Cell Cellco Partnership DBA Verizon Wireless
815-981 Ottawa, IL Landline Level 3 Communications
815-982 Tampico, IL Landline Essex Telcom
815-983 Rockford, IL Cell American Messaging (am)
815-984 Wellington, IL Landline Frontier Communications Of The Carolinas, Inc
815-985 Rockford, IL Cell Cellco Partnership DBA Verizon Wireless
815-986 Rockford, IL Cell Us Xchange Of Illinois LLC DBA Choice One Comm Il
815-987 Rockford, IL Landline Ameritech Illinois
815-988 Rockford, IL Cell United States Cellular Corp. - Illinois
815-989 Prophetstown, IL Landline Mediacom Telephony Of Illinois
815-990 Freeport, IL Cell Cellco Partnership DBA Verizon Wireless
815-991 Sycamore, IL Landline Essex Telcom
815-992 Streator, IL Cell Sprint Spectrum L.p.
815-993 Oglesby, IL Cell New Cingular Wireless PCS
815-994 Dixon, IL Cell Sprint Spectrum L.p.
815-995 Dekalb, IL Landline Teleport Communications America
815-996 Savanna, IL Cell Sprint Spectrum L.p.
815-997 Rockford, IL Landline Mcleodusa Telecommunications Services- Il
815-998 Odell, IL Landline Frontier North
815-999 Joliet, IL Landline Sprint Spectrum L.p.