Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

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

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
240-944 3 Westernport MD FRDRMDFRXPX  624H ONVOY SPECTRUM, LLC 240   2022-02-26   
240-944 5 Westernport MD CMLDMDCMEMD  876D ONVOY, LLC - MD 240   2021-05-21   
240-944 6 Westernport MD CMLDMDCMEMD  876D ONVOY, LLC - MD 240   2021-05-14   
240-944 8 Westernport MD HGTWMD53EMD  516J TON80 COMMUNICATIONS, LLC 240   2021-10-14   
240-944 9 Westernport MD HGTWMD53BMD  145J TERRA NOVA TELECOM INC. 240   2024-09-08   
240-945 A Washington Zone 3 MD VINNVACBDS0  876D ONVOY, LLC - MD 236      
240-945 0 Washington Zone 3 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-09-23   
240-945 1 Washington Zone 3 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-09-23   
240-945 2 Washington Zone 3 MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2021-01-07   
240-945 3 Washington Zone 3 MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2021-01-07   
240-945 4 Washington Zone 3 MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2021-01-07   
240-945 5 Washington Zone 3 MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2021-01-07   
240-945 6 Washington Zone 3 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-09-23   
240-945 7 Washington Zone 3 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-09-23   
240-945 8 Washington Zone 3 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-09-23   
240-945 9 Washington Zone 3 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-09-23   
240-946 A Washington Zone 14 MD ARTNVAARXBY  965H FRACTEL, LLC 236      
240-946 0 Washington Zone 14 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-12-27   
240-946 1 Washington Zone 14 MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-12-27   
240-946 2 Washington Zone 14 MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2021-12-27   
240-946 3 Washington Zone 14 MD ARTNVAARXBY  965H FRACTEL, LLC 236   2021-12-26   
240-946 4 Washington Zone 14 MD BTVLMD12CMA  5562 METROPCS, INC. 236   2021-12-27   
240-946 5 Washington Zone 14 MD WASHDC12KMD  145J TERRA NOVA TELECOM INC. 236   2024-10-07   
240-946 6 Washington Zone 14 MD WASHDCSWMMD  624H ONVOY SPECTRUM, LLC 236   2022-02-07   
240-946 7 Washington Zone 14 MD WASHDCSWMMD  624H ONVOY SPECTRUM, LLC 236   2022-02-07   
240-946 8 Washington Zone 14 MD WASHDC127MD  073H TELNYX LLC 236   2022-06-17   
240-946 9 Washington Zone 14 MD SLSPMD91DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 236   2022-03-31   
240-947 A Myersville MD MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240      
240-947 0 Myersville MD MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2022-11-24   
240-947 1 Myersville MD MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2022-11-24   
240-947 2 Myersville MD MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2022-11-24   
240-947 3 Myersville MD MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2023-01-07   
240-947 4 Myersville MD MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2022-09-30   
240-947 5 Myersville MD MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2022-09-30   
240-947 6 Myersville MD MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2022-09-30   
240-947 7 Myersville MD MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2022-09-30   
240-947 8 Myersville MD MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2022-09-30   
240-947 9 Myersville MD MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2022-09-30   
240-948 A Leonardtown MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236      
240-948 0 Leonardtown MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2022-10-27   
240-948 1 Leonardtown MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2022-10-27   
240-948 2 Leonardtown MD WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2022-12-05   
240-948 3 Leonardtown MD WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2022-12-05   
240-948 4 Leonardtown MD WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2022-12-05   
240-948 5 Leonardtown MD WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2022-12-05   
240-948 6 Leonardtown MD ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236   2023-09-15   
240-948 7 Leonardtown MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2022-10-29   
240-948 8 Leonardtown MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2022-10-29   
240-948 9 Leonardtown MD SLSPMD913MD  939H COMMIO, LLC 236   2022-10-28   
240-949 A Washington Zone 16 MD WASHDC12OMD  4820 CAVALIER EAST, LLC - MD 236      
240-949 0 Washington Zone 16 MD WASHDC12OMD  4820 CAVALIER EAST, LLC - MD 236      
240-949 1 Washington Zone 16 MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2020-06-11   
240-949 2 Washington Zone 16 MD MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2005-01-04   
240-949 3 Washington Zone 16 MD WASHDC12OMD  4820 CAVALIER EAST, LLC - MD 236      
240-949 4 Washington Zone 16 MD MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2003-08-23   
240-949 5 Washington Zone 16 MD WASHDC12OMD  4820 CAVALIER EAST, LLC - MD 236      
240-949 6 Washington Zone 16 MD MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2005-01-04   
240-949 7 Washington Zone 16 MD MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2006-05-05   
240-949 8 Washington Zone 16 MD WASHDC12OMD  4820 CAVALIER EAST, LLC - MD 236      
240-949 9 Washington Zone 16 MD WASHDC12OMD  4820 CAVALIER EAST, LLC - MD 236      
240-951 A Hagerstown MD FRDRMDFRXAX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240      
240-951 0 Hagerstown MD FRDRMDFRXAX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240   2022-05-30   
240-951 1 Hagerstown MD FRDRMDFRXAX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240   2022-05-30   
240-951 2 Hagerstown MD FRDRMDFRXAX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240   2022-05-30   
240-951 3 Hagerstown MD FRDRMDFRXAX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240   2022-05-30   
240-951 4 Hagerstown MD FRDRMDFRXAX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240   2022-05-30   
240-951 5 Hagerstown MD FRDRMDFRXAX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240   2022-05-30   
240-951 6 Hagerstown MD FRDRMDFRXAX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240   2022-05-30   
240-951 7 Hagerstown MD FRDRMDFRXAX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240   2022-05-30   
240-951 8 Hagerstown MD FRDRMDFRXAX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240   2022-05-30   
240-951 9 Hagerstown MD FRDRMDFRXAX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240   2022-05-30   
240-952 A Hagerstown MD FRDRMDFRXAX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240      
240-952 0 Hagerstown MD FRDRMDFRXAX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240   2022-05-30   
240-952 1 Hagerstown MD FRDRMDFRXAX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240   2022-05-30   
240-952 2 Hagerstown MD FRDRMDFRXAX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240   2022-05-30   
240-952 3 Hagerstown MD FRDRMDFRXAX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240   2022-05-30   
240-952 4 Hagerstown MD FRDRMDFRXAX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240   2022-05-30   
240-952 5 Hagerstown MD FRDRMDFRXAX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240   2022-05-30   
240-952 6 Hagerstown MD FRDRMDFRXAX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240   2022-05-30   
240-952 7 Hagerstown MD FRDRMDFRXAX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240   2022-05-30   
240-952 8 Hagerstown MD FRDRMDFRXAX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240   2022-05-30   
240-952 9 Hagerstown MD FRDRMDFRXAX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240   2022-05-30   
240-953 A Hagerstown MD FRDRMDFRXAX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240      
240-953 0 Hagerstown MD FRDRMDFRXAX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240   2022-05-30   
240-953 1 Hagerstown MD FRDRMDFRXAX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240   2022-05-30   
240-953 2 Hagerstown MD FRDRMDFRXAX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240   2022-05-30   
240-953 3 Hagerstown MD FRDRMDFRXAX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240   2022-05-30   
240-953 4 Hagerstown MD FRDRMDFRXAX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240   2022-05-30   
240-953 5 Hagerstown MD FRDRMDFRXAX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240   2022-05-30   
240-953 6 Hagerstown MD FRDRMDFRXAX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240   2022-05-30   
240-953 7 Hagerstown MD FRDRMDFRXAX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240   2022-05-30   
240-953 8 Hagerstown MD FRDRMDFRXAX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240   2022-05-30   
240-953 9 Hagerstown MD FRDRMDFRXAX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240   2022-05-30   
240-954 A Hagerstown MD FRDRMDFRXAX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240      
240-954 0 Hagerstown MD FRDRMDFRXAX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240   2022-05-30   
240-954 1 Hagerstown MD FRDRMDFRXAX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240   2022-05-30   
240-954 2 Hagerstown MD FRDRMDFRXAX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240   2022-05-30   
240-954 3 Hagerstown MD FRDRMDFRXAX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240   2022-05-30   
240-954 4 Hagerstown MD FRDRMDFRXAX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240   2022-05-30   
240-954 5 Hagerstown MD FRDRMDFRXAX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 240   2022-05-30   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 >>

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.