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
331-801 A Downers Grove IL   7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
331-801 0 Downers Grove IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2014-09-11   
331-801 1 Downers Grove IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2014-09-12   
331-801 2 Downers Grove IL   7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358   2014-07-07   
331-801 3 Downers Grove IL   7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358   2014-07-07   
331-801 4 Downers Grove IL   7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358   2014-07-07   
331-801 5 Downers Grove IL   7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358   2014-07-07   
331-801 6 Downers Grove IL   7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358   2014-07-07   
331-801 7 Downers Grove IL   7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358   2014-07-07   
331-801 8 Downers Grove IL   224C ONVOY, LLC 358   2014-09-14   
331-801 9 Downers Grove IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2015-03-07   

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

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