Local Calling Guide

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

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
331-472 A Naperville IL CHCGILMFCM2  6529 T-MOBILE USA, INC. 358   2008-12-06   
331-472 0 Naperville IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-11-27   
331-472 1 Naperville IL   2491 CBEYOND COMMUNICATIONS, LLC - IL 358   2008-12-19   
331-472 2 Naperville IL   8709 GLOBAL CROSSING LOCAL SERVICES, INC.-IL 358   2009-01-29   
331-472 3 Naperville IL   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2010-11-20   
331-472 4 Naperville IL   7607 COMCAST PHONE OF ILLINOIS, LLC DBA COMCO - IL 358   2010-11-29   
331-472 5 Naperville IL   4717 PAETEC COMMUNICATIONS, INC. - IL 358   2009-07-24   
331-472 6 Naperville IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2010-12-16   
331-472 7 Naperville IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2009-02-20   
331-472 8 Naperville IL   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2010-12-18   
331-472 9 Naperville IL   6529 T-MOBILE USA, INC. 358   2008-12-06   

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

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