Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 240 [Rate centres in NPA 240] [Dial plan for NPA 240]

NXX: 232

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
240-232 A Washington Zone 14 MD MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-232 0 Washington Zone 14 MD MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-232 1 Washington Zone 14 MD WASHDC127MD  073H TELNYX LLC 236   2021-07-29   
240-232 2 Washington Zone 14 MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-08-13   
240-232 3 Washington Zone 14 MD WASHDCSWMMD  624H ONVOY SPECTRUM, LLC 236   2021-10-10   
240-232 4 Washington Zone 14 MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2021-09-24   
240-232 5 Washington Zone 14 MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-10-17   
240-232 6 Washington Zone 14 MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2011-02-26   
240-232 7 Washington Zone 14 MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2011-05-20   
240-232 8 Washington Zone 14 MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2014-06-06   
240-232 9 Washington Zone 14 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-10-10   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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