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: 641

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
240-641 A Washington Zone 3 MD SLSPMD91DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 236      
240-641 0 Washington Zone 3 MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2015-08-02   
240-641 1 Washington Zone 3 MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2015-08-02   
240-641 2 Washington Zone 3 MD BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2014-11-24   
240-641 3 Washington Zone 3 MD BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2014-11-24   
240-641 4 Washington Zone 3 MD ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236   2014-12-18   
240-641 5 Washington Zone 3 MD ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236   2016-03-23   
240-641 6 Washington Zone 3 MD VINNVACB1MD  361H ATLANTECH ONLINE, INC. - MD 236   2015-12-26   
240-641 7 Washington Zone 3 MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2015-06-27   
240-641 8 Washington Zone 3 MD ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236   2015-10-02   
240-641 9 Washington Zone 3 MD SLSPMD91DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 236   2015-06-13   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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