| 815-200 | Chicago | Paetec Communications, Inc. - Il |
| 815-201 | Chicago | Bandwidth.com Clec, Llc - Il |
| 815-202 | Hickory Hills | New Cingular Wireless Pcs, Llc - Il |
| 815-203 | Naperville | Usa Mobility Wireless, Inc. |
| 815-204 | Naperville | Usa Mobility Wireless, Inc. |
| 815-205 | Chicago | Centurylink Communications Llc |
| 815-206 | Woodstock | Ameritech Illinois |
| 815-207 | Hickory Hills | At&t Local |
| 815-208 | Dixon | Mediacom Telephony Of Illinois, Llc - Il |
| 815-209 | Rockford | Level 3 Communications, Llc - Il |
| 815-210 | Willowbrook | New Cingular Wireless Pcs, Llc - Il |
| 815-212 | Elgin | T-mobile Usa, Inc. |
| 815-213 | Sterling | United States Cellular Corp. - Illinois |
| 815-214 | Arlington Heights | Rcn Telecom Services Of Illinois, Inc. - Il |
| 815-215 | Chicago | First Communications Llc - Il |
| 815-216 | Hickory Hills | Cellco Partnership Dba Verizon Wireless - Il |
| 815-217 | Chicago | Digital Network Access Communications, Inc. - Il |
| 815-218 | Rockford | Cellco Partnership Dba Verizon Wireless - Il |
| 815-219 | Arlington Heights | Sprint Spectrum L.p. |
| 815-220 | La Salle | Ameritech Illinois |
| 815-221 | Chicago | Teleport Communications America, Llc - Il |
| 815-222 | Rockford | Cellco Partnership Dba Verizon Wireless - Il |
| 815-223 | La Salle | Ameritech Illinois |
| 815-224 | La Salle | Ameritech Illinois |
| 815-225 | Milledgeville | Citizens Telecom Co Illinois-frontier Citizens -il |
| 815-226 | Rockford | Ameritech Illinois |
| 815-227 | Rockford | Ameritech Illinois |
| 815-228 | Willowbrook | New Cingular Wireless Pcs, Llc - Il |
| 815-229 | Rockford | Ameritech Illinois |
| 815-230 | Arlington Heights | Broadwing Communications, Llc - Il |
| 815-231 | Rockford | Ameritech Illinois |
| 815-232 | Freeport | Frontier North, Inc. - Il |
| 815-233 | Freeport | Frontier North, Inc. - Il |
| 815-234 | Byron | Frontier North, Inc. - Il |
| 815-235 | Freeport | Frontier North, Inc. - Il |
| 815-236 | Schaumburg | New Cingular Wireless Pcs, Llc - Il |
| 815-237 | Gardner | Ameritech Illinois |
| 815-238 | Freeport | Cellco Partnership Dba Verizon Wireless - Il |
| 815-239 | Pecatonica | Frontier North, Inc. - Il |
| 815-240 | Rockford | Charter Fiberlink - Illinois, Llc - Il |
| 815-241 | Chicago | American Messaging Services, Llc |
| 815-242 | Chicago | Bandwidth.com Clec, Llc - Il |
| 815-243 | Rockford | United States Cellular Corp. - Illinois |
| 815-244 | Mount Carroll | Gallatin River Communications Dba Centurylink |
| 815-245 | Schaumburg | New Cingular Wireless Pcs, Llc - Il |
| 815-246 | Earlville | Frontier North, Inc. - Il |
| 815-247 | Pecatonica | Frontier North, Inc. - Il |
| 815-248 | Durand | Frontier North, Inc. - Il |
| 815-249 | Grand Ridge | Frontier North, Inc. - Il |
| 815-250 | Arlington Heights | Comcast Phone Of Illinois, Llc Dba Comco - Il |
| 815-251 | Dixon | Gallatin River Communications Dba Centurylink |
| 815-252 | Willowbrook | New Cingular Wireless Pcs, Llc - Il |
| 815-253 | Kempton | Frontier Communications Of Illinois, Inc. |
| 815-254 | Plainfield | Ameritech Illinois |
| 815-255 | Chicago | Us Xchange Of Illinois Llc Dba Choice One Comm Il |
| 815-256 | Cabery | Stelle Telephone Co. |
| 815-257 | Streator | Illinois Valley Cellular Rsa 2-ii Partnership |
| 815-258 | Willowbrook | New Cingular Wireless Pcs, Llc - Il |
| 815-259 | Thomson | Gallatin River Communications Dba Centurylink |
| 815-260 | Arlington Heights | Sprint Spectrum L.p. |
| 815-261 | Arlington Heights | Mci Worldcom Communications, Inc. - Il |
| 815-262 | Rockford | Cellco Partnership Dba Verizon Wireless - Il |
| 815-263 | Hickory Hills | Cellco Partnership Dba Verizon Wireless - Il |
| 815-264 | Waterman | Frontier North, Inc. - Il |
| 815-265 | Gilman | Ameritech Illinois |
| 815-266 | Freeport | Frontier North, Inc. - Il |
| 815-267 | Plainfield | Mci Worldcom Communications, Inc. - Il |
| 815-268 | Onarga | Ameritech Illinois |
| 815-269 | Chicago | Frontier Communications Of The Carolinas, Inc - Il |
| 815-270 | Rockford | Charter Fiberlink - Illinois, Llc - Il |
| 815-271 | Elk Grove Village | Mci Worldcom Communications, Inc. - Il |
| 815-272 | Elgin | Mci Worldcom Communications, Inc. - Il |
| 815-273 | Savanna | Gallatin River Communications Dba Centurylink |
| 815-274 | Willowbrook | New Cingular Wireless Pcs, Llc - Il |
| 815-275 | Freeport | Cellco Partnership Dba Verizon Wireless - Il |
| 815-276 | Arlington Heights | Teleport Communications America, Llc - Il |
| 815-277 | Chicago | Teleport Communications America, Llc - Il |
| 815-278 | Arlington Heights | Cellco Partnership Dba Verizon Wireless - Il |
| 815-279 | Chicago | American Messaging Services, Llc |
| 815-280 | Chicago | Teleport Communications America, Llc - Il |
| 815-281 | Erie | United States Cellular Corp. - Illinois |
| 815-282 | Loves Park | Ameritech Illinois |
| 815-283 | DeKalb | Mediacom Telephony Of Illinois, Llc - Il |
| 815-284 | Dixon | Gallatin River Communications Dba Centurylink |
| 815-285 | Dixon | Gallatin River Communications Dba Centurylink |
| 815-286 | Hinckley | Frontier North, Inc. - Il |
| 815-287 | Chicago | Ameritech Illinois |
| 815-288 | Dixon | Gallatin River Communications Dba Centurylink |
| 815-289 | Rockford | United States Cellular Corp. - Illinois |
| 815-290 | Chicago | At&t Corp. |
| 815-291 | Rockford | United States Cellular Corp. - Illinois |
| 815-292 | Clinton | Bergen Telephone Co. - Illinois |
| 815-293 | Lockport | Ameritech Illinois |
| 815-294 | Naperville | Usa Mobility Wireless, Inc. |
| 815-295 | Elgin | T-mobile Usa, Inc. |
| 815-296 | Rockford | Usa Mobility Wireless, Inc. |
| 815-297 | Freeport | Frontier North, Inc. - Il |
| 815-298 | Rockford | Cellco Partnership Dba Verizon Wireless - Il |
| 815-299 | Rockford | United States Cellular Corp. - Illinois |
| 815-301 | Arlington Heights | Broadwing Communications, Llc - Il |
| 815-302 | Arlington Heights | Sprint Spectrum L.p. |
| 815-303 | Princeton | Illinois Valley Cellular Rsa 2-i Partnership |
| 815-304 | Arlington Heights | Broadwing Communications, Llc - Il |
| 815-305 | Arlington Heights | Broadwing Communications, Llc - Il |
| 815-306 | Arlington Heights | Broadwing Communications, Llc - Il |
| 815-307 | Schaumburg | Broadwing Communications, Llc - Il |
| 815-308 | Arlington Heights | Broadwing Communications, Llc - Il |
| 815-309 | Shannon | Aero North Communications, Inc. - Il |
| 815-310 | Arlington Heights | Broadwing Communications, Llc - Il |
| 815-312 | Rockford | Ymax Communications Corp. - Il |
| 815-313 | Arlington Heights | Broadwing Communications, Llc - Il |
| 815-314 | Arlington Heights | Broadwing Communications, Llc - Il |
| 815-315 | Rockford | Level 3 Communications, Llc - Il |
| 815-316 | Machesney Park | Tds Metrocom Inc.-il |
| 815-317 | Chicago | Broadwing Communications, Llc - Il |
| 815-318 | Arlington Heights | Broadwing Communications, Llc - Il |
| 815-319 | Rockford | United States Cellular Corp. - Illinois |
| 815-320 | Chicago | Peerless Network Of Illinois, Llc - Il |
| 815-321 | Chicago | Xo Illinois, Inc. |
| 815-322 | Chicago | Level 3 Communications, Llc - Il |
| 815-323 | Rockford | Level 3 Communications, Llc - Il |
| 815-324 | Chicago | Mediacom Telephony Of Illinois, Llc - Il |
| 815-325 | Willowbrook | New Cingular Wireless Pcs, Llc - Il |
| 815-326 | Willowbrook | New Cingular Wireless Pcs, Llc - Il |
| 815-327 | Arlington Heights | Broadwing Communications, Llc - Il |
| 815-328 | Arlington Heights | Broadwing Communications, Llc - Il |
| 815-329 | Rockford | At&t Corp. |
| 815-331 | Arlington Heights | Broadwing Communications, Llc - Il |
| 815-332 | Rockford | Frontier North, Inc. - Il |
| 815-333 | Arlington Heights | Broadwing Communications, Llc - Il |
| 815-334 | Woodstock | Ameritech Illinois |
| 815-335 | Winnebago | Frontier North, Inc. - Il |
| 815-336 | Sterling | Citizens Telecom Co Illinois-frontier Citizens -il |
| 815-337 | Woodstock | Ameritech Illinois |
| 815-338 | Woodstock | Ameritech Illinois |
| 815-339 | Granville | Frontier North, Inc. - Il |
| 815-341 | Willowbrook | New Cingular Wireless Pcs, Llc - Il |
| 815-342 | Willowbrook | New Cingular Wireless Pcs, Llc - Il |
| 815-343 | Willowbrook | New Cingular Wireless Pcs, Llc - Il |
| 815-344 | McHenry | Ameritech Illinois |
| 815-345 | Elgin | Level 3 Communications, Llc - Il |
| 815-346 | Arlington Heights | Broadwing Communications, Llc - Il |
| 815-347 | Elgin | Cellco Partnership Dba Verizon Wireless - Il |
| 815-348 | Chicago | Us Xchange Of Illinois Llc Dba Choice One Comm Il |
| 815-349 | Oak Brook | Xo Illinois, Inc. |
| 815-350 | Shannon | Essex Telcom, Inc. |
| 815-351 | Hickory Hills | Cellco Partnership Dba Verizon Wireless - Il |
| 815-352 | Arlington Heights | Broadwing Communications, Llc - Il |
| 815-353 | Elgin | Cellco Partnership Dba Verizon Wireless - Il |
| 815-354 | Elgin | Cellco Partnership Dba Verizon Wireless - Il |
| 815-355 | Elgin | Cellco Partnership Dba Verizon Wireless - Il |
| 815-356 | Crystal Lake | Ameritech Illinois |
| 815-357 | Seneca | Ameritech Illinois |
| 815-358 | Cornell | C-r Telephone Co. |
| 815-359 | Harmon | Gallatin River Communications Dba Centurylink |
| 815-360 | Shannon | Essex Telcom, Inc. |
| 815-361 | Arlington Heights | Broadwing Communications, Llc - Il |
| 815-362 | German Valley | Frontier North, Inc. - Il |
| 815-363 | McHenry | Ameritech Illinois |
| 815-364 | Arlington Heights | Broadwing Communications, Llc - Il |
| 815-365 | Reddick | Frontier North, Inc. - Il |
| 815-366 | Arlington Heights | Broadwing Communications, Llc - Il |
| 815-367 | Winslow | Frontier North, Inc. - Il |
| 815-368 | Lostant | Frontier North, Inc. - Il |
| 815-369 | Lena | Frontier North, Inc. - Il |
| 815-370 | Hickory Hills | Cellco Partnership Dba Verizon Wireless - Il |
| 815-371 | Arlington Heights | Broadwing Communications, Llc - Il |
| 815-372 | Lockport | Ameritech Illinois |
| 815-373 | Chicago | Us Xchange Of Illinois Llc Dba Choice One Comm Il |
| 815-374 | Chicago | Us Xchange Of Illinois Llc Dba Choice One Comm Il |
| 815-375 | DeKalb | United States Cellular Corp. - Illinois |
| 815-376 | Ohio | Frontier North, Inc. - Il |
| 815-377 | Arlington Heights | Broadwing Communications, Llc - Il |
| 815-378 | Rockford | Sprint Spectrum L.p. |
| 815-379 | Walnut | Frontier North, Inc. - Il |
| 815-380 | DeKalb | Essex Telcom, Inc. |
| 815-381 | Rockford | Ameritech Illinois |
| 815-382 | Schaumburg | New Cingular Wireless Pcs, Llc - Il |
| 815-383 | Willowbrook | New Cingular Wireless Pcs, Llc - Il |
| 815-384 | Rochelle | Frontier North, Inc. - Il |
| 815-385 | McHenry | Ameritech Illinois |
| 815-386 | Arlington Heights | Cellco Partnership Dba Verizon Wireless - Il |
| 815-387 | Rockford | Ameritech Illinois |
| 815-388 | Arlington Heights | Sprint Spectrum L.p. |
| 815-389 | Beloit | Ameritech Illinois |
| 815-390 | Chicago | Comcast Phone Of Illinois, Llc Dba Comco - Il |
| 815-391 | Rockford | Ameritech Illinois |
| 815-392 | Kinsman | Kinsman Mutual Telephone Company |
| 815-393 | Monroe Center | Frontier North, Inc. - Il |
| 815-394 | Rockford | Ameritech Illinois |
| 815-395 | Rockford | Ameritech Illinois |
| 815-396 | Steward | Frontier North, Inc. - Il |
| 815-397 | Rockford | Ameritech Illinois |
| 815-398 | Rockford | Ameritech Illinois |
| 815-399 | Rockford | Ameritech Illinois |
| 815-400 | Dixon | Mediacom Telephony Of Illinois, Llc - Il |
| 815-401 | Chicago | Level 3 Communications, Llc - Il |
| 815-402 | Rock Island | Level 3 Communications, Llc - Il |
| 815-403 | Arlington Heights | Sprint Spectrum L.p. |
| 815-404 | Arlington Heights | Sprint Spectrum L.p. |