Local Calling Guide

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NPA: 331 [Rate centres in NPA 331] [Dial plan for NPA 331]

NXX: 803

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
331-803 A Lemont IL CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358      
331-803 0 Lemont IL   6529 T-MOBILE USA, INC. 358   2013-06-04   
331-803 1 Lemont IL   6529 T-MOBILE USA, INC. 358   2013-09-26   
331-803 2 Lemont IL   4717 PAETEC COMMUNICATIONS, INC. - IL 358   2013-06-04   
331-803 3 Lemont IL   7196 MCI WORLDCOM COMMUNICATIONS, INC. - IL 358   2013-07-03   
331-803 4 Lemont IL   063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2013-06-01   
331-803 5 Lemont IL   063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2013-06-01   
331-803 6 Lemont IL   7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358   2013-07-25   
331-803 7 Lemont IL   7575 CENTURYLINK COMMUNICATIONS LLC 358   2013-06-28   
331-803 8 Lemont IL   6529 T-MOBILE USA, INC. 358   2013-09-26   
331-803 9 Lemont IL   057H LOCAL ACCESS LLC - IL 358   2016-08-09   

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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