Local Calling Guide

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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
301-489 6 Washington Zone 13 MD CLPKMDBWDS0  9212 VERIZON MARYLAND, INC. 236      
301-489 7 Washington Zone 13 MD CLPKMDBWDS0  9212 VERIZON MARYLAND, INC. 236      
301-489 8 Washington Zone 13 MD CLPKMDBWDS0  9212 VERIZON MARYLAND, INC. 236      
301-489 9 Washington Zone 13 MD CLPKMDBWDS0  9212 VERIZON MARYLAND, INC. 236      
301-490 A Laurel MD LARLMDLRDS0  9212 VERIZON MARYLAND, INC. 236      
301-491 A Hagerstown MD CMLDMDCM5MD  4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240      
301-492 A Washington Zone 2 MD CHCHMDBEDS0  9212 VERIZON MARYLAND, INC. 236      
301-493 A Washington Zone 2 MD BTHSMDWWDS0  9212 VERIZON MARYLAND, INC. 236      
301-494 A Washington Zone 15 (Baltimore LATA) MD PRFRMDPFRS1  9212 VERIZON MARYLAND, INC. 238      
301-494 0 Washington Zone 15 (Baltimore LATA) MD PRFRMDPFRS1  9212 VERIZON MARYLAND, INC. 238      
301-494 1 Washington Zone 15 (Baltimore LATA) MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
301-494 2 Washington Zone 15 (Baltimore LATA) MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238      
301-494 3 Washington Zone 15 (Baltimore LATA) MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
301-494 4 Washington Zone 15 (Baltimore LATA) MD BLTMMDSNDS6  281E YMAX COMMUNICATIONS CORP. - MD 238      
301-494 5 Washington Zone 15 (Baltimore LATA) MD BLTMMDSNDS6  281E YMAX COMMUNICATIONS CORP. - MD 238      
301-494 6 Washington Zone 15 (Baltimore LATA) MD BLTMMDDN2MD  508J CENTURYLINK COMMUNICATIONS, LLC 238      
301-494 7 Washington Zone 15 (Baltimore LATA) MD BLTMMDSNDS6  281E YMAX COMMUNICATIONS CORP. - MD 238      
301-494 8 Washington Zone 15 (Baltimore LATA) MD BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238      
301-494 9 Washington Zone 15 (Baltimore LATA) MD BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238      
301-495 A Washington Zone 3 MD SLSPMDSSDS0  9212 VERIZON MARYLAND, INC. 236      
301-496 A Washington Zone 2 MD BTHSMDRPDS0  9212 VERIZON MARYLAND, INC. 236      
301-497 A Laurel MD LARLMDLRDS0  9212 VERIZON MARYLAND, INC. 236      
301-498 A Laurel MD LARLMDLRDS0  9212 VERIZON MARYLAND, INC. 236      
301-499 A Washington Zone 5 MD CPHGMDCADS0  9212 VERIZON MARYLAND, INC. 236      
301-500 A Washington Zone 2 MD   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-500 0 Washington Zone 2 MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236      
301-500 1 Washington Zone 2 MD WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-500 2 Washington Zone 2 MD   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-500 3 Washington Zone 2 MD WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
301-500 4 Washington Zone 2 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-500 5 Washington Zone 2 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-500 6 Washington Zone 2 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-500 7 Washington Zone 2 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-500 8 Washington Zone 2 MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
301-500 9 Washington Zone 2 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
301-501 A Oakland MD MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240      
301-501 0 Oakland MD MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240      
301-501 1 Oakland MD MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240      
301-501 2 Oakland MD MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240      
301-501 3 Oakland MD MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240      
301-501 4 Oakland MD   2593 CORE COMMUNICATIONS, INC.- MD 240      
301-501 5 Oakland MD FRDRMDFRX7X  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 240      
301-501 6 Oakland MD MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240      
301-501 7 Oakland MD MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240      
301-501 8 Oakland MD MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240      
301-501 9 Oakland MD   2593 CORE COMMUNICATIONS, INC.- MD 240      
301-502 A Washington Zone 3 MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
301-503 A Washington Zone 2 MD BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
301-504 A Washington Zone 3 MD SLSPMDSSDSS  9212 VERIZON MARYLAND, INC. 236      
301-505 A Washington Zone 6 MD TMHLMDTHDS0  9212 VERIZON MARYLAND, INC. 236      
301-506 A Washington Zone 13 MD SLSPMDSSX6X  6630 USA MOBILITY WIRELESS, INC. 236      
301-507 A Washington Zone 13 MD CLPKMDBWDS0  9212 VERIZON MARYLAND, INC. 236      
301-507 0 Washington Zone 13 MD   876D ONVOY, LLC - MD 236      
301-507 1 Washington Zone 13 MD   876D ONVOY, LLC - MD 236      
301-507 2 Washington Zone 13 MD   876D ONVOY, LLC - MD 236      
301-507 3 Washington Zone 13 MD   876D ONVOY, LLC - MD 236      
301-507 4 Washington Zone 13 MD   876D ONVOY, LLC - MD 236      
301-507 5 Washington Zone 13 MD CLPKMDBWDS0  9212 VERIZON MARYLAND, INC. 236      
301-507 6 Washington Zone 13 MD CLPKMDBWDS0  9212 VERIZON MARYLAND, INC. 236      
301-507 7 Washington Zone 13 MD   876D ONVOY, LLC - MD 236      
301-507 8 Washington Zone 13 MD   876D ONVOY, LLC - MD 236      
301-507 9 Washington Zone 13 MD   876D ONVOY, LLC - MD 236      
301-508 A Myersville MD MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240      
301-508 0 Myersville MD MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240      
301-508 1 Myersville MD MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240      
301-508 2 Myersville MD MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240      
301-508 3 Myersville MD MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240      
301-508 4 Myersville MD MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240      
301-508 5 Myersville MD   2593 CORE COMMUNICATIONS, INC.- MD 240      
301-508 6 Myersville MD FRDRMDFRXKX  508J CENTURYLINK COMMUNICATIONS, LLC 240      
301-508 7 Myersville MD FRDRMDFRXTX  318J COMCAST IP PHONE, LLC 240      
301-508 8 Myersville MD FRDRMDFRXTX  318J COMCAST IP PHONE, LLC 240      
301-508 9 Myersville MD HGTWMDHGDMD  071F BANDWIDTH.COM CLEC, LLC - MD 240      
301-509 A Washington Zone 3 MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
301-510 A Washington Zone 13 MD SLSPMDSSX6X  6630 USA MOBILITY WIRELESS, INC. 236      
301-512 A Washington Zone 3 MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
301-513 A Washington Zone 13 MD CLPKMDBWDS0  9212 VERIZON MARYLAND, INC. 236      
301-513 0 Washington Zone 13 MD CLPKMDBWDS0  9212 VERIZON MARYLAND, INC. 236      
301-513 1 Washington Zone 13 MD CLPKMDBWDS0  9212 VERIZON MARYLAND, INC. 236      
301-513 3 Washington Zone 13 MD CLPKMDBWDS0  9212 VERIZON MARYLAND, INC. 236      
301-513 5 Washington Zone 13 MD CLPKMDBWDS0  9212 VERIZON MARYLAND, INC. 236      
301-513 6 Washington Zone 13 MD CLPKMDBWDS0  9212 VERIZON MARYLAND, INC. 236      
301-513 7 Washington Zone 13 MD CLPKMDBWDS0  9212 VERIZON MARYLAND, INC. 236      
301-513 8 Washington Zone 13 MD   876D ONVOY, LLC - MD 236      
301-513 9 Washington Zone 13 MD CLPKMDBWDS0  9212 VERIZON MARYLAND, INC. 236      
301-514 A Frederick MD FRDRMDFRXSX  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240      
301-515 A Gaithersburg MD GMTWMDGNDS0  9212 VERIZON MARYLAND, INC. 236      
301-516 A Washington Zone 5 MD STLDMDSLDS0  9212 VERIZON MARYLAND, INC. 236      
301-517 A Washington Zone 10 MD RKVLMDRVDS1  9212 VERIZON MARYLAND, INC. 236      
301-517 0 Washington Zone 10 MD RKVLMDRVDS1  9212 VERIZON MARYLAND, INC. 236      
301-517 1 Washington Zone 10 MD RKVLMDRVDS1  9212 VERIZON MARYLAND, INC. 236      
301-517 2 Washington Zone 10 MD RKVLMDRVDS1  9212 VERIZON MARYLAND, INC. 236      
301-517 3 Washington Zone 10 MD RKVLMDRVDS1  9212 VERIZON MARYLAND, INC. 236      
301-517 4 Washington Zone 10 MD RKVLMDRVDS1  9212 VERIZON MARYLAND, INC. 236      
301-517 5 Washington Zone 10 MD RKVLMDRVDS1  9212 VERIZON MARYLAND, INC. 236      
301-517 6 Washington Zone 10 MD VINNVACBDS0  876D ONVOY, LLC - MD 236      
301-517 7 Washington Zone 10 MD WASHDC127MD  073H TELNYX LLC 236      
301-517 8 Washington Zone 10 MD RKVLMDRVDS1  9212 VERIZON MARYLAND, INC. 236      
301-517 9 Washington Zone 10 MD VINNVACBDS0  876D ONVOY, LLC - MD 236      
301-518 A Washington Zone 3 MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      

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

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