Local Calling Guide

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

NXX: 332

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
331-332 A Naperville IL BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
331-332 0 Naperville IL BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2011-11-09   
331-332 1 Naperville IL NPVLILNADS0  9329 ILLINOIS BELL TEL CO 358   2010-01-16   
331-332 2 Naperville IL NPVLILNADS0  9329 ILLINOIS BELL TEL CO 358   2010-01-16   
331-332 3 Naperville IL NPVLILNADS0  9329 ILLINOIS BELL TEL CO 358   2010-01-16   
331-332 4 Naperville IL NPVLILNADS0  9329 ILLINOIS BELL TEL CO 358   2010-01-16   
331-332 5 Naperville IL NPVLILNADS0  9329 ILLINOIS BELL TEL CO 358   2010-01-16   
331-332 6 Naperville IL NPVLILNADS0  9329 ILLINOIS BELL TEL CO 358   2010-01-16   
331-332 7 Naperville IL NPVLILNADS0  9329 ILLINOIS BELL TEL CO 358   2010-01-16   
331-332 8 Naperville IL NPVLILNADS0  9329 ILLINOIS BELL TEL CO 358   2010-01-16   
331-332 9 Naperville IL NPVLILNADS0  9329 ILLINOIS BELL TEL CO 358   2010-01-16   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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