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
240-303 A Washington Zone 16 MD HRNDVA13DS0  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 236      
240-303 0 Washington Zone 16 MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 236      
240-303 1 Washington Zone 16 MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 236      
240-303 2 Washington Zone 16 MD   071F BANDWIDTH.COM CLEC, LLC - MD 236   2011-02-26   
240-303 3 Washington Zone 16 MD   912D BROADVOX-CLEC, LLC - MD 236   2012-10-07   
240-303 4 Washington Zone 16 MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 236      
240-303 5 Washington Zone 16 MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 236      
240-303 6 Washington Zone 16 MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 236      
240-303 7 Washington Zone 16 MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 236      
240-303 8 Washington Zone 16 MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 236      
240-303 9 Washington Zone 16 MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 236      

Last updated: Fri, 17 May 2019 00:49:52 UTC

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