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NPA: 301 [Rate centres in NPA 301] [Dial plan for NPA 301]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
301-549 9 Ashton MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-550 A Washington Zone 10 MD BTVLMD18G00  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
301-550 0 Washington Zone 10 MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
301-550 1 Washington Zone 10 MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
301-550 2 Washington Zone 10 MD VINNVACBDS0  876D ONVOY, LLC - MD 236      
301-550 3 Washington Zone 10 MD BTVLMD12CM9  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-550 4 Washington Zone 10 MD BTVLMD127MD  5562 METROPCS, INC. 236      
301-550 5 Washington Zone 10 MD BTVLMD18G00  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
301-550 6 Washington Zone 10 MD BTVLMD18G00  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
301-550 7 Washington Zone 10 MD BTVLMD18G00  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
301-550 8 Washington Zone 10 MD BTVLMD18G00  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
301-550 9 Washington Zone 10 MD BTVLMD18G00  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
301-551 A Washington Zone 3 MD VINNVACB2MD  8697 BALTIMORE-WASHINGTON TELEPHONE (BWT) 236      
301-552 A Washington Zone 13 MD LNHMMDLNDS0  9212 VERIZON MARYLAND, INC. 236      
301-553 A Waldorf MD SLSPMDSSX6X  6630 USA MOBILITY WIRELESS, INC. 236      
301-554 A Washington Zone 2 MD SLSPMDSSX6X  6630 USA MOBILITY WIRELESS, INC. 236      
301-556 A Gaithersburg MD WASHDCTTDS0  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
301-556 0 Gaithersburg MD WASHDCTTDS0  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
301-556 1 Gaithersburg MD WASHDCTTDS0  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
301-556 2 Gaithersburg MD WASHDCTTDS0  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
301-556 3 Gaithersburg MD BTVLMD127MD  5562 METROPCS, INC. 236      
301-556 4 Gaithersburg MD WASHDCTTDS0  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
301-556 5 Gaithersburg MD LARLMDCCDS0  4492 VDL, INC. DBA GLOBAL TELECOM BROKERS - MD 236      
301-556 6 Gaithersburg MD BTVLMD127MD  5562 METROPCS, INC. 236      
301-556 7 Gaithersburg MD BTVLMD127MD  5562 METROPCS, INC. 236      
301-556 8 Gaithersburg MD BTVLMD127MD  5562 METROPCS, INC. 236      
301-556 9 Gaithersburg MD WASHDCTTDS0  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
301-557 A Washington Zone 3 MD MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
301-557 0 Washington Zone 3 MD BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
301-557 1 Washington Zone 3 MD MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
301-557 2 Washington Zone 3 MD MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
301-557 3 Washington Zone 3 MD MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
301-557 4 Washington Zone 3 MD MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
301-557 5 Washington Zone 3 MD MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
301-557 6 Washington Zone 3 MD MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
301-557 7 Washington Zone 3 MD MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
301-557 8 Washington Zone 3 MD MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
301-557 9 Washington Zone 3 MD ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236      
301-558 A Washington Zone 13 MD SLSPMDSSX6X  6630 USA MOBILITY WIRELESS, INC. 236      
301-559 A Washington Zone 4 MD HYVLMDCMDS0  9212 VERIZON MARYLAND, INC. 236      
301-560 A Washington Zone 4 MD CHCHMDBE6MD  4716 PAETEC COMMUNICATIONS, INC. - MD 236      
301-561 A Washington Zone 3 MD VINNVACB2MD  8697 BALTIMORE-WASHINGTON TELEPHONE (BWT) 236      
301-562 A Washington Zone 3 MD SLSPMDSSDS0  9212 VERIZON MARYLAND, INC. 236      
301-563 A Washington Zone 3 MD SLSPMDSSDS0  9212 VERIZON MARYLAND, INC. 236      
301-563 0 Washington Zone 3 MD SLSPMDSSDS0  9212 VERIZON MARYLAND, INC. 236      
301-563 1 Washington Zone 3 MD SLSPMDSSDS0  9212 VERIZON MARYLAND, INC. 236      
301-563 2 Washington Zone 3 MD SLSPMDSSDS0  9212 VERIZON MARYLAND, INC. 236      
301-563 3 Washington Zone 3 MD SLSPMDSSDS0  9212 VERIZON MARYLAND, INC. 236      
301-563 4 Washington Zone 3 MD SLSPMDSSDS0  9212 VERIZON MARYLAND, INC. 236      
301-563 5 Washington Zone 3 MD SLSPMDSSDS0  9212 VERIZON MARYLAND, INC. 236      
301-563 6 Washington Zone 3 MD SLSPMDSSDS0  9212 VERIZON MARYLAND, INC. 236      
301-563 7 Washington Zone 3 MD SLSPMDSSDS0  9212 VERIZON MARYLAND, INC. 236      
301-563 8 Washington Zone 3 MD SLSPMDSSDS0  9212 VERIZON MARYLAND, INC. 236      
301-563 9 Washington Zone 3 MD MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
301-564 A Washington Zone 2 MD BTHSMDWWDS0  9212 VERIZON MARYLAND, INC. 236      
301-565 A Washington Zone 3 MD SLSPMDSSDS0  9212 VERIZON MARYLAND, INC. 236      
301-566 A Washington Zone 13 MD MRKKMDMKDS0  9212 VERIZON MARYLAND, INC. 236      
301-567 A Washington Zone 6 MD OXHLMDOHDS0  9212 VERIZON MARYLAND, INC. 236      
301-568 A Washington Zone 5 MD STLDMDSLDS0  9212 VERIZON MARYLAND, INC. 236      
301-569 A Gaithersburg MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
301-569 0 Gaithersburg MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
301-569 1 Gaithersburg MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
301-569 2 Gaithersburg MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236      
301-569 3 Gaithersburg MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
301-569 4 Gaithersburg MD ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236      
301-569 5 Gaithersburg MD WASIDCRG7MD  508J CENTURYLINK COMMUNICATIONS, LLC 236      
301-569 6 Gaithersburg MD ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236      
301-569 7 Gaithersburg MD ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236      
301-569 8 Gaithersburg MD WASLDCRGDS0  281E YMAX COMMUNICATIONS CORP. - MD 236      
301-569 9 Gaithersburg MD VINNVACBDS0  876D ONVOY, LLC - MD 236      
301-570 A Ashton MD OLNYMDOKDS0  9212 VERIZON MARYLAND, INC. 236      
301-571 A Washington Zone 2 MD BTHSMDWWDS0  9212 VERIZON MARYLAND, INC. 236      
301-572 A Washington Zone 3 MD BTVLMDBVDS0  9212 VERIZON MARYLAND, INC. 236      
301-573 A Hagerstown MD   5562 METROPCS, INC. 240      
301-573 0 Hagerstown MD FRDRMDFRKMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240      
301-573 1 Hagerstown MD FRDRMDFRKMD  5562 METROPCS, INC. 240      
301-573 2 Hagerstown MD FRDRMDFRKMD  5562 METROPCS, INC. 240      
301-573 3 Hagerstown MD FRDRMDFRKMD  5562 METROPCS, INC. 240      
301-573 4 Hagerstown MD FRDRMDFRKMD  5562 METROPCS, INC. 240      
301-573 5 Hagerstown MD FRDRMDFRKMD  5562 METROPCS, INC. 240      
301-573 6 Hagerstown MD FRDRMDFRKMD  5562 METROPCS, INC. 240      
301-573 7 Hagerstown MD FRDRMDFRKMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240      
301-573 8 Hagerstown MD FRDRMDFRKMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240      
301-573 9 Hagerstown MD FRDRMDFRKMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240      
301-574 A Washington Zone 15 MD MRBOMDMBDS0  9212 VERIZON MARYLAND, INC. 236      
301-574 0 Washington Zone 15 MD MRBOMDMBDS0  9212 VERIZON MARYLAND, INC. 236      
301-574 1 Washington Zone 15 MD MRBOMDMBDS0  9212 VERIZON MARYLAND, INC. 236      
301-574 2 Washington Zone 15 MD MRBOMDMBDS0  9212 VERIZON MARYLAND, INC. 236      
301-574 3 Washington Zone 15 MD MRBOMDMBDS0  9212 VERIZON MARYLAND, INC. 236      
301-574 4 Washington Zone 15 MD MRBOMDMBDS0  9212 VERIZON MARYLAND, INC. 236      
301-574 5 Washington Zone 15 MD MRBOMDMBDS0  9212 VERIZON MARYLAND, INC. 236      
301-574 6 Washington Zone 15 MD   2593 CORE COMMUNICATIONS, INC.- MD 236      
301-574 7 Washington Zone 15 MD ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236      
301-574 8 Washington Zone 15 MD MRBOMDMBDS0  9212 VERIZON MARYLAND, INC. 236      
301-574 9 Washington Zone 15 MD MRBOMDMBDS0  9212 VERIZON MARYLAND, INC. 236      
301-575 A Laurel MD TYCRVA03AMD  2589 US LEC OF MARYLAND, INC. 236      
301-575 0 Laurel MD TYCRVA03AMD  2589 US LEC OF MARYLAND, INC. 236      
301-575 1 Laurel MD TYCRVA03AMD  2589 US LEC OF MARYLAND, INC. 236      
301-575 2 Laurel MD TYCRVA03AMD  2589 US LEC OF MARYLAND, INC. 236      
301-575 3 Laurel MD TYCRVA03AMD  2589 US LEC OF MARYLAND, INC. 236      

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Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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