Local Calling Guide

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

NXX: 212

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
331-212 A Aurora IL EGVGILIFDS1  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358      
331-212 0 Aurora IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2012-07-13   
331-212 1 Aurora IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2012-07-13   
331-212 2 Aurora IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2012-07-13   
331-212 3 Aurora IL EGVGILIFDS1  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358   2012-05-20   
331-212 4 Aurora IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2012-06-06   
331-212 5 Aurora IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2012-08-29   
331-212 6 Aurora IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2012-12-21   
331-212 7 Aurora IL   400G CLEAR RATE COMMUNICATIONS, INC. - IL 358   2012-07-01   
331-212 8 Aurora IL CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2013-04-27   
331-212 9 Aurora IL CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2013-04-27   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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