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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
708-416 3 Cicero IL 460K FIRST COMMUNICATIONS, LLC 358   2004-07-15   
708-426 7 Cicero IL 460K FIRST COMMUNICATIONS, LLC 358   2002-05-22   
708-428 7 Orland IL 460K FIRST COMMUNICATIONS, LLC 358   2004-09-10   
708-434 4 Oak Park IL 460K FIRST COMMUNICATIONS, LLC 358   2004-10-18   
708-435 5 Oak Park IL 460K FIRST COMMUNICATIONS, LLC 358   2004-10-17   
708-435 7 Oak Park IL 460K FIRST COMMUNICATIONS, LLC 358   2004-11-11   
708-437 3 River Grove IL 460K FIRST COMMUNICATIONS, LLC 358   2004-11-11   
708-441 8 Chicago Heights IL 460K FIRST COMMUNICATIONS, LLC 358   2005-02-26   
708-455 3 Lansing IL 460K FIRST COMMUNICATIONS, LLC 358   2004-11-11   
708-459 4 Oak Lawn IL 460K FIRST COMMUNICATIONS, LLC 358   2000-08-07   
708-462 8 Harvey IL 460K FIRST COMMUNICATIONS, LLC 358   2005-02-26   
708-468 A Tinley Park IL 460K FIRST COMMUNICATIONS, LLC 358      
708-468 0 Tinley Park IL 460K FIRST COMMUNICATIONS, LLC 358   2004-07-15   
708-468 1 Tinley Park IL 460K FIRST COMMUNICATIONS, LLC 358   2004-07-15   
708-468 2 Tinley Park IL 460K FIRST COMMUNICATIONS, LLC 358   2004-07-15   
708-468 3 Tinley Park IL 460K FIRST COMMUNICATIONS, LLC 358   2004-07-15   
708-468 6 Tinley Park IL 460K FIRST COMMUNICATIONS, LLC 358   2004-07-15   
708-468 9 Tinley Park IL 460K FIRST COMMUNICATIONS, LLC 358   2004-07-15   
708-469 3 La Grange IL 460K FIRST COMMUNICATIONS, LLC 358   2004-07-15   
708-469 5 La Grange IL 460K FIRST COMMUNICATIONS, LLC 358   2006-07-03   
708-475 4 Summit IL 460K FIRST COMMUNICATIONS, LLC 358   2005-02-25   
708-480 6 Palos Park IL 460K FIRST COMMUNICATIONS, LLC 358   2002-05-22   
708-480 8 Palos Park IL 460K FIRST COMMUNICATIONS, LLC 358   2005-02-25   
708-487 2 Riverdale IL 460K FIRST COMMUNICATIONS, LLC 358   2005-02-25   
708-487 5 Riverdale IL 460K FIRST COMMUNICATIONS, LLC 358   2004-11-11   
708-492 5 Hillside IL 460K FIRST COMMUNICATIONS, LLC 358   2005-11-19   
708-493 7 Bellwood IL 460K FIRST COMMUNICATIONS, LLC 358   2004-07-15   
708-498 2 Bellwood IL 460K FIRST COMMUNICATIONS, LLC 358   2004-07-15   
708-526 6 Cicero IL 460K FIRST COMMUNICATIONS, LLC 358   2004-10-18   
708-552 2 Summit IL 460K FIRST COMMUNICATIONS, LLC 358   2004-07-15   
708-552 4 Summit IL 460K FIRST COMMUNICATIONS, LLC 358   2003-10-31   
708-552 8 Summit IL 460K FIRST COMMUNICATIONS, LLC 358   2001-10-15   
708-566 3 Harvey IL 460K FIRST COMMUNICATIONS, LLC 358   2004-11-11   
708-572 5 Oak Lawn IL 460K FIRST COMMUNICATIONS, LLC 358   2004-11-11   
708-576 A Oak Lawn IL 460K FIRST COMMUNICATIONS, LLC 358      
708-576 3 Oak Lawn IL 460K FIRST COMMUNICATIONS, LLC 358   2004-10-18   
708-587 4 Governors Park IL 460K FIRST COMMUNICATIONS, LLC 358   2001-12-03   
708-587 7 Governors Park IL 460K FIRST COMMUNICATIONS, LLC 358   2005-02-25   
708-589 2 Harvey IL 460K FIRST COMMUNICATIONS, LLC 358   2004-07-15   
708-590 5 Orland IL 460K FIRST COMMUNICATIONS, LLC 358   2004-07-15   
708-590 7 Orland IL 460K FIRST COMMUNICATIONS, LLC 358   2004-11-11   
708-590 8 Orland IL 460K FIRST COMMUNICATIONS, LLC 358   2005-02-25   
708-593 A Bellwood IL 460K FIRST COMMUNICATIONS, LLC 358      
708-593 9 Bellwood IL 460K FIRST COMMUNICATIONS, LLC 358      
708-608 6 Palos Park IL 460K FIRST COMMUNICATIONS, LLC 358   2012-05-04   
708-623 1 Tinley Park IL 460K FIRST COMMUNICATIONS, LLC 358   2000-08-07   
708-637 9 Cicero IL 460K FIRST COMMUNICATIONS, LLC 358   2001-10-15   
708-653 9 Blue Island IL 460K FIRST COMMUNICATIONS, LLC 358   2000-11-14   
708-658 2 Oak Lawn IL 460K FIRST COMMUNICATIONS, LLC 358   2004-07-15   
708-667 2 Chicago Zone 03-Newcastle IL 460K FIRST COMMUNICATIONS, LLC 358   2006-05-01   
708-675 5 Orland IL 460K FIRST COMMUNICATIONS, LLC 358   2004-11-11   
708-675 6 Orland IL 460K FIRST COMMUNICATIONS, LLC 358   2004-09-17   
708-680 9 La Grange IL 460K FIRST COMMUNICATIONS, LLC 358   2000-08-04   
708-688 2 La Grange IL 460K FIRST COMMUNICATIONS, LLC 358   2004-07-15   
708-697 7 River Grove IL 460K FIRST COMMUNICATIONS, LLC 358   2000-08-04   
708-698 9 La Grange IL 460K FIRST COMMUNICATIONS, LLC 358   2000-11-03   
708-714 9 Oak Park IL 460K FIRST COMMUNICATIONS, LLC 358   2000-11-03   
708-725 9 Oak Park IL 460K FIRST COMMUNICATIONS, LLC 358   2000-11-03   
708-730 6 Calumet City IL 460K FIRST COMMUNICATIONS, LLC 358   2004-07-15   
708-741 9 Oak Lawn IL 460K FIRST COMMUNICATIONS, LLC 358   2000-11-03   
708-745 9 Orland IL 460K FIRST COMMUNICATIONS, LLC 358   2001-10-15   
708-746 9 Governors Park IL 460K FIRST COMMUNICATIONS, LLC 358   2006-07-30   
708-752 8 Blue Island IL 460K FIRST COMMUNICATIONS, LLC 358   2004-07-15   
708-753 4 Chicago Heights East IL 460K FIRST COMMUNICATIONS, LLC 358   2005-11-11   
708-753 7 Chicago Heights East IL 460K FIRST COMMUNICATIONS, LLC 358   2004-07-15   
708-753 8 Chicago Heights East IL 460K FIRST COMMUNICATIONS, LLC 358   2000-08-07   
708-761 2 Palos Park IL 460K FIRST COMMUNICATIONS, LLC 358   2004-11-11   
708-761 7 Palos Park IL 460K FIRST COMMUNICATIONS, LLC 358   2000-08-07   
708-776 2 Oak Park IL 460K FIRST COMMUNICATIONS, LLC 358   2005-02-17   
708-782 3 Calumet City IL 460K FIRST COMMUNICATIONS, LLC 358   2004-11-08   
708-784 5 La Grange IL 460K FIRST COMMUNICATIONS, LLC 358   2004-07-15   
708-792 4 Peotone IL 460K FIRST COMMUNICATIONS, LLC 358   2005-02-26   
708-792 5 Peotone IL 460K FIRST COMMUNICATIONS, LLC 358   2004-05-31   
708-792 6 Peotone IL 460K FIRST COMMUNICATIONS, LLC 358   2004-11-11   
708-794 2 Homewood IL 460K FIRST COMMUNICATIONS, LLC 358   2004-07-15   
708-827 2 Palos Park IL 460K FIRST COMMUNICATIONS, LLC 358   2004-07-15   
708-856 3 Chicago Heights IL 460K FIRST COMMUNICATIONS, LLC 358   2004-11-11   
708-883 7 Cicero IL 460K FIRST COMMUNICATIONS, LLC 358   2001-10-16   
708-889 8 Lansing IL 460K FIRST COMMUNICATIONS, LLC 358   2004-07-15   
708-926 7 Blue Island IL 460K FIRST COMMUNICATIONS, LLC 358   2004-10-17   
708-926 8 Blue Island IL 460K FIRST COMMUNICATIONS, LLC 358   2009-01-11   
708-985 3 Harvey IL 460K FIRST COMMUNICATIONS, LLC 358   2005-02-20   
708-985 4 Harvey IL 460K FIRST COMMUNICATIONS, LLC 358   2004-05-13   
708-985 9 Harvey IL 460K FIRST COMMUNICATIONS, LLC 358   2000-11-03   
708-995 2 Mokena IL 460K FIRST COMMUNICATIONS, LLC 358   2005-02-24   
773-241 3 Chicago Zone 07-Hyde Park IL 460K FIRST COMMUNICATIONS, LLC 358   2004-11-12   
773-249 3 Chicago Zone 11-O'Hare IL 460K FIRST COMMUNICATIONS, LLC 358   2004-11-12   
773-269 6 Chicago Zone 04-Humboldt IL 460K FIRST COMMUNICATIONS, LLC 358   2005-07-04   
773-295 3 Chicago Zone 05-Merrimac IL 460K FIRST COMMUNICATIONS, LLC 358   2004-11-12   
773-308 A Chicago Zone 03-Kildare IL 460K FIRST COMMUNICATIONS, LLC 358      
773-308 0 Chicago Zone 03-Kildare IL 460K FIRST COMMUNICATIONS, LLC 358      
773-308 1 Chicago Zone 03-Kildare IL 460K FIRST COMMUNICATIONS, LLC 358      
773-308 7 Chicago Zone 03-Kildare IL 460K FIRST COMMUNICATIONS, LLC 358      
773-328 A Chicago Zone 04-Humboldt IL 460K FIRST COMMUNICATIONS, LLC 358      
773-328 2 Chicago Zone 04-Humboldt IL 460K FIRST COMMUNICATIONS, LLC 358      
773-328 3 Chicago Zone 04-Humboldt IL 460K FIRST COMMUNICATIONS, LLC 358      
773-328 4 Chicago Zone 04-Humboldt IL 460K FIRST COMMUNICATIONS, LLC 358      
773-328 5 Chicago Zone 04-Humboldt IL 460K FIRST COMMUNICATIONS, LLC 358   2004-09-12   
773-328 6 Chicago Zone 04-Humboldt IL 460K FIRST COMMUNICATIONS, LLC 358      
773-329 4 Chicago Zone 03-Kildare IL 460K FIRST COMMUNICATIONS, LLC 358   2002-05-22   

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Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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