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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
240-747 A Washington Zone 11 MD WASJDCDBDS1  4820 CAVALIER EAST LLC - MD 236      
240-747 0 Washington Zone 11 MD   4820 CAVALIER EAST LLC - MD 236      
240-747 1 Washington Zone 11 MD   4820 CAVALIER EAST LLC - MD 236      
240-747 2 Washington Zone 11 MD   4820 CAVALIER EAST LLC - MD 236      
240-747 3 Washington Zone 11 MD   4820 CAVALIER EAST LLC - MD 236      
240-747 4 Washington Zone 11 MD   4820 CAVALIER EAST LLC - MD 236      
240-747 5 Washington Zone 11 MD   4820 CAVALIER EAST LLC - MD 236      
240-747 6 Washington Zone 11 MD   4820 CAVALIER EAST LLC - MD 236      
240-747 7 Washington Zone 11 MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2007-07-03   
240-747 8 Washington Zone 11 MD   876D ONVOY, LLC - MD 236   2020-07-04   
240-747 9 Washington Zone 11 MD   4820 CAVALIER EAST LLC - MD 236      

Last updated: Sat, 11 Jul 2020 20:37:26 UTC

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