Local Calling Guide

Area code/prefix search

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NPA: 240 [Rate centres in NPA 240] [Dial plan for NPA 240]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
240-300 1 Waldorf MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2011-04-21   
240-300 2 Waldorf MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2011-04-21   
240-300 3 Waldorf MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2011-05-21   
240-300 4 Waldorf MD   6664 SPRINT SPECTRUM L.P. 236   2011-05-04   
240-300 5 Waldorf MD   6664 SPRINT SPECTRUM L.P. 236   2011-05-04   
240-300 6 Waldorf MD   6664 SPRINT SPECTRUM L.P. 236   2011-05-04   
240-300 7 Waldorf MD   6664 SPRINT SPECTRUM L.P. 236   2011-05-04   
240-300 8 Waldorf MD   6664 SPRINT SPECTRUM L.P. 236   2011-05-04   
240-300 9 Waldorf MD   6664 SPRINT SPECTRUM L.P. 236   2011-05-04   
240-301 A Clear Spring MD CMLDMDCMEMD  876D ONVOY, LLC - MD 240      
240-301 0 Clear Spring MD   876D ONVOY, LLC - MD 240   2021-04-29   
240-301 1 Clear Spring MD   876D ONVOY, LLC - MD 240   2020-08-08   
240-301 2 Clear Spring MD   876D ONVOY, LLC - MD 240   2020-08-08   
240-301 3 Clear Spring MD   876D ONVOY, LLC - MD 240   2020-10-17   
240-301 4 Clear Spring MD   876D ONVOY, LLC - MD 240   2020-10-17   
240-301 5 Clear Spring MD   876D ONVOY, LLC - MD 240   2021-03-04   
240-301 6 Clear Spring MD   566J RADIANTIQ LLC 240   2021-05-14   
240-301 8 Clear Spring MD   876D ONVOY, LLC - MD 240   2021-04-29   
240-301 9 Clear Spring MD   071F BANDWIDTH.COM CLEC, LLC - MD 240   2020-12-04   
240-302 A Laurel MD BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
240-302 0 Laurel MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2017-02-04   
240-302 1 Laurel MD   5562 METRO PCS, INC. 236   2017-03-16   
240-302 2 Laurel MD   964H BARR TELL USA, INC. 236   2016-11-30   
240-302 3 Laurel MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2017-03-20   
240-302 4 Laurel MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2016-11-28   
240-302 5 Laurel MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2016-11-28   
240-302 6 Laurel MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2016-11-28   
240-302 7 Laurel MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2016-11-28   
240-302 8 Laurel MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2016-11-28   
240-302 9 Laurel MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2016-11-28   
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   876D ONVOY, 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   876D ONVOY, LLC - MD 236   2020-06-11   
240-303 6 Washington Zone 16 MD   876D ONVOY, LLC - MD 236   2020-06-11   
240-303 7 Washington Zone 16 MD   876D ONVOY, LLC - MD 236   2020-06-11   
240-303 8 Washington Zone 16 MD   876D ONVOY, LLC - MD 236   2020-06-11   
240-303 9 Washington Zone 16 MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 236      
240-304 A Washington Zone 5 MD WASHDCSWXCZ  6664 SPRINT SPECTRUM L.P. 236      
240-304 0 Washington Zone 5 MD   6664 SPRINT SPECTRUM L.P. 236   2003-05-14   
240-304 1 Washington Zone 5 MD   6664 SPRINT SPECTRUM L.P. 236   2003-05-14   
240-304 2 Washington Zone 5 MD   6664 SPRINT SPECTRUM L.P. 236   2003-05-14   
240-304 3 Washington Zone 5 MD   568G PEERLESS NETWORK OF MARYLAND, LLC 236   2012-09-15   
240-304 4 Washington Zone 5 MD   6664 SPRINT SPECTRUM L.P. 236   2004-05-13   
240-304 5 Washington Zone 5 MD   6664 SPRINT SPECTRUM L.P. 236   2004-05-13   
240-304 6 Washington Zone 5 MD   6664 SPRINT SPECTRUM L.P. 236   2003-02-26   
240-304 7 Washington Zone 5 MD   6664 SPRINT SPECTRUM L.P. 236   2002-10-17   

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Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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