Local Calling Guide

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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
240-219 9 Ridge MD   876D ONVOY, LLC - MD 236   2015-06-27   
240-220 A Poolesville MD WASHDC12DS6  568G PEERLESS NETWORK OF MARYLAND, LLC 236      
240-220 0 Poolesville MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2021-03-04   
240-220 9 Poolesville MD   568G PEERLESS NETWORK OF MARYLAND, LLC 236      
240-221 A Washington Zone 11 MD RKVLMDMRDS0  9212 VERIZON MARYLAND, INC. 236      
240-221 0 Washington Zone 11 MD   9212 VERIZON MARYLAND, INC. 236      
240-221 1 Washington Zone 11 MD   071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-10-17   
240-221 2 Washington Zone 11 MD   9212 VERIZON MARYLAND, INC. 236      
240-221 3 Washington Zone 11 MD   318J COMCAST IP PHONE LLC 236   2005-07-25   
240-221 4 Washington Zone 11 MD   9212 VERIZON MARYLAND, INC. 236      
240-221 5 Washington Zone 11 MD   876D ONVOY, LLC - MD 236   2016-10-01   
240-221 6 Washington Zone 11 MD   876D ONVOY, LLC - MD 236   2016-10-01   
240-221 7 Washington Zone 11 MD   568G PEERLESS NETWORK OF MARYLAND, LLC 236   2019-12-28   
240-221 8 Washington Zone 11 MD   4492 VDL, INC. DBA GLOBAL TELECOM BROKERS - MD 236   2004-04-06   
240-221 9 Washington Zone 11 MD   2593 CORE COMMUNICATIONS, INC. - MD 236   2018-10-24   
240-222 A Waldorf MD HRNDVA13DS0  3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 236      
240-222 1 Waldorf MD   876D ONVOY, LLC - MD 236   2020-08-09   
240-222 2 Waldorf MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2005-06-02   
240-222 3 Waldorf MD   318J COMCAST IP PHONE LLC 236   2005-07-25   
240-222 4 Waldorf MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 236      
240-222 5 Waldorf MD   876D ONVOY, LLC - MD 236   2020-08-09   
240-222 6 Waldorf MD   876D ONVOY, LLC - MD 236   2020-06-11   
240-222 7 Waldorf MD   876D ONVOY, LLC - MD 236   2020-06-11   
240-222 8 Waldorf MD   876D ONVOY, LLC - MD 236   2020-06-11   
240-222 9 Waldorf MD   3910 CAVALIER TELEPHONE MID-ATLANTIC, LLC - MD 236      
240-223 A Washington Zone 2 MD WASHDCRKDS3  8992 ALLEGIANCE TELECOM, INC. - MD 236      
240-223 0 Washington Zone 2 MD   8992 ALLEGIANCE TELECOM, INC. - MD 236      
240-223 1 Washington Zone 2 MD   8992 ALLEGIANCE TELECOM, INC. - MD 236      
240-223 2 Washington Zone 2 MD   8992 ALLEGIANCE TELECOM, INC. - MD 236      
240-223 3 Washington Zone 2 MD   8992 ALLEGIANCE TELECOM, INC. - MD 236      
240-223 4 Washington Zone 2 MD   8992 ALLEGIANCE TELECOM, INC. - MD 236      
240-223 5 Washington Zone 2 MD   8992 ALLEGIANCE TELECOM, INC. - MD 236      
240-223 6 Washington Zone 2 MD   8992 ALLEGIANCE TELECOM, INC. - MD 236      
240-223 7 Washington Zone 2 MD   6664 SPRINT SPECTRUM L.P. 236   2003-08-17   
240-223 8 Washington Zone 2 MD   8992 ALLEGIANCE TELECOM, INC. - MD 236      
240-223 9 Washington Zone 2 MD   8992 ALLEGIANCE TELECOM, INC. - MD 236      
240-224 A Gaithersburg MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
240-224 0 Gaithersburg MD   071F BANDWIDTH.COM CLEC, LLC - MD 236   2013-06-19   
240-224 1 Gaithersburg MD   5562 METRO PCS, INC. 236   2014-06-05   
240-224 2 Gaithersburg MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2013-06-02   
240-224 3 Gaithersburg MD   071F BANDWIDTH.COM CLEC, LLC - MD 236   2013-06-16   
240-224 4 Gaithersburg MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2013-08-01   
240-224 5 Gaithersburg MD   5562 METRO PCS, INC. 236   2013-06-14   
240-224 6 Gaithersburg MD   5562 METRO PCS, INC. 236   2013-06-14   
240-224 7 Gaithersburg MD   318J COMCAST IP PHONE LLC 236   2013-04-10   
240-224 8 Gaithersburg MD   568G PEERLESS NETWORK OF MARYLAND, LLC 236   2013-05-03   
240-224 9 Gaithersburg MD   568G PEERLESS NETWORK OF MARYLAND, LLC 236   2013-05-03   
240-225 A Frederick MD FRDRMDFRPS0  2593 CORE COMMUNICATIONS, INC. - MD 240      
240-226 A Oakland MD CMLDMDCMEMD  876D ONVOY, LLC - MD 240      
240-226 0 Oakland MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2020-09-14   

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

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