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
240-245 A Washington Zone 14 MD LNHMMDADDS0  8832 STARPOWER COMMUNICATIONS, LLC - MD 236      
240-245 0 Washington Zone 14 MD   071F BANDWIDTH.COM CLEC, LLC - MD 236   2008-12-13   
240-245 1 Washington Zone 14 MD   2697 CTC COMMUNICATIONS CORP. - MD 236   2006-01-14   
240-245 2 Washington Zone 14 MD   876D ONVOY, LLC - MD 236   2012-10-07   
240-245 3 Washington Zone 14 MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 236   2007-05-02   
240-245 4 Washington Zone 14 MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 236   2006-10-21   
240-245 5 Washington Zone 14 MD   071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-08-19   
240-245 6 Washington Zone 14 MD   071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-08-19   
240-245 7 Washington Zone 14 MD   071F BANDWIDTH.COM CLEC, LLC - MD 236   2011-05-20   
240-245 8 Washington Zone 14 MD   8832 STARPOWER COMMUNICATIONS, LLC - MD 236      
240-245 9 Washington Zone 14 MD   082H LOCAL ACCESS LLC - MD 236   2013-09-06   

Last updated: Tue, 31 Dec 2019 02:37:20 UTC

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