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: 241

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
240-241 A Washington Zone 13 MD LNHMMDADGT0  8832 STARPOWER COMMUNICATIONS, LLC - MD 236      
240-241 0 Washington Zone 13 MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-05-01   
240-241 1 Washington Zone 13 MD SLSPMD91DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 236   2013-05-03   
240-241 2 Washington Zone 13 MD BTVLMD127MD  5562 METROPCS, INC. 236   2013-06-16   
240-241 3 Washington Zone 13 MD BTVLMD127MD  5562 METROPCS, INC. 236   2013-06-16   
240-241 4 Washington Zone 13 MD ARTNVAARXDY  318J COMCAST IP PHONE LLC 236   2014-06-25   
240-241 5 Washington Zone 13 MD WASHDCCZDS1  4773 XO MARYLAND, LLC 236   2007-07-09   
240-241 6 Washington Zone 13 MD WASHDCCZDS1  4773 XO MARYLAND, LLC 236   2007-07-09   
240-241 7 Washington Zone 13 MD MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2007-12-05   
240-241 8 Washington Zone 13 MD LNHMMDADGT0  8832 STARPOWER COMMUNICATIONS, LLC - MD 236      
240-241 9 Washington Zone 13 MD SLSPMD91DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 236   2013-05-03   

Last updated: Wed, 01 Jun 2022 03:09:23 UTC

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