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
240-257 A Nanjemoy MD WASHDCTTDS0  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
240-257 0 Nanjemoy MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2006-03-05   
240-257 1 Nanjemoy MD   2589 US LEC OF MARYLAND, INC. 236   2004-02-04   
240-257 2 Nanjemoy MD   071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-08-13   
240-257 3 Nanjemoy MD   071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-08-13   
240-257 4 Nanjemoy MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2011-12-02   
240-257 5 Nanjemoy MD   071F BANDWIDTH.COM CLEC, LLC - MD 236   2015-05-21   
240-257 6 Nanjemoy MD   071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-11-18   
240-257 7 Nanjemoy MD   4773 XO MARYLAND, LLC 236   2010-11-19   
240-257 8 Nanjemoy MD   071F BANDWIDTH.COM CLEC, LLC - MD 236   2011-08-15   
240-257 9 Nanjemoy MD   7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      

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

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