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: 737 [Rate centres in NPA 737] [Dial plan for NPA 737]

<< 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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
737-867 1 Austin TX AUSTTXGR09Z  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558   2016-12-26   
737-867 2 Austin TX AUSTTXGR09Z  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558   2016-12-26   
737-867 3 Austin TX AUSTTXGR09Z  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558   2016-12-26   
737-867 4 Austin TX AUSTTXGR09Z  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558   2016-12-26   
737-867 5 Austin TX AUSTTXGREMD  939H COMMIO, LLC 558   2016-12-24   
737-867 6 Austin TX AUSTTXHODS0  9533 SOUTHWESTERN BELL 558   2016-12-26   
737-867 7 Austin TX AUSTTXHODS0  9533 SOUTHWESTERN BELL 558   2016-12-26   
737-867 8 Austin TX AUSTTXHODS0  9533 SOUTHWESTERN BELL 558   2016-12-26   
737-867 9 Austin TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2018-09-07   
737-877 A Buda TX AUSTTXGR51Z  965H FRACTEL, LLC 558      
737-877 0 Buda TX AUSWTXGXBMD  6529 T-MOBILE USA, INC. 558   2021-09-06   
737-877 1 Buda TX AUSWTXGXBMD  6529 T-MOBILE USA, INC. 558   2021-09-06   
737-877 2 Buda TX AUSWTXGXBMD  6529 T-MOBILE USA, INC. 558   2021-09-06   
737-877 3 Buda TX AUSTTXGR45Z  624H ONVOY SPECTRUM, LLC 558   2022-02-13   
737-877 4 Buda TX AUSWTXGXBMD  6529 T-MOBILE USA, INC. 558   2021-09-06   
737-877 5 Buda TX AUSWTXGXBMD  6529 T-MOBILE USA, INC. 558   2021-09-06   
737-877 6 Buda TX AUSTTXGR55Z  516J TON80 COMMUNICATIONS, LLC 558   2021-05-30   
737-877 7 Buda TX   965H FRACTEL, LLC 558   2020-10-31   
737-877 8 Buda TX AUSTTXGR45Z  624H ONVOY SPECTRUM, LLC 558   2021-06-27   
737-877 9 Buda TX AUSWTXGXBMD  6529 T-MOBILE USA, INC. 558   2021-05-27   
737-881 A Bastrop TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558      
737-881 0 Bastrop TX AUSWTXGXBMD  6529 T-MOBILE USA, INC. 558   2017-04-07   
737-881 1 Bastrop TX AUSWTXGXBMD  6529 T-MOBILE USA, INC. 558   2017-04-07   
737-881 2 Bastrop TX AUSWTXGXBMD  6529 T-MOBILE USA, INC. 558   2017-04-07   
737-881 3 Bastrop TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2018-03-23   
737-881 4 Bastrop TX AUSWTXGXBMD  5562 METROPCS, INC. 558   2018-04-14   
737-881 5 Bastrop TX AUSUTX78AMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2019-05-09   
737-881 6 Bastrop TX AUSTTXGR46Z  158H INVOXIO INCORPORATED 558   2018-07-23   
737-881 7 Bastrop TX AUSTTXUH5MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2019-09-06   
737-881 8 Bastrop TX AUSXTXZR0MD  793K TWC IP ENABLED SERVICES, LLC 558   2017-08-31   
737-881 9 Bastrop TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2016-10-22   
737-888 A Taylor TX AUSTTXGRDS3  319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 558      
737-888 0 Taylor TX AUSWTXGXBMD  6529 T-MOBILE USA, INC. 558   2013-09-12   
737-888 1 Taylor TX AUSWTXGXBMD  6529 T-MOBILE USA, INC. 558   2013-09-12   
737-888 2 Taylor TX AUSTTX92SMD  7551 AUSTIN BESTLINE COMPANY 558   2014-05-21   
737-888 3 Taylor TX TAYLTXTADS0  9533 SOUTHWESTERN BELL 558   2014-04-23   
737-888 4 Taylor TX AUSUTX78AMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2014-07-02   
737-888 5 Taylor TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2014-10-11   
737-888 6 Taylor TX SMRCTXXAKMD  508J CENTURYLINK COMMUNICATIONS, LLC 558   2014-06-02   
737-888 7 Taylor TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2014-04-25   
737-888 8 Taylor TX AUSTTXGRDS3  319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 558   2013-07-01   
737-888 9 Taylor TX AUSWTXGXBMD  6529 T-MOBILE USA, INC. 558   2013-09-12   
737-895 A Austin TX AUSTTXGR57Z  506J TWILIO INTERNATIONAL, INC. 558      
737-895 0 Austin TX AUSWTXGXBMD  6529 T-MOBILE USA, INC. 558   2020-10-05   
737-895 1 Austin TX AUSWTXGXBMD  6529 T-MOBILE USA, INC. 558   2020-10-05   
737-895 2 Austin TX AUSWTXGXBMD  6529 T-MOBILE USA, INC. 558   2020-10-05   
737-895 3 Austin TX AUSWTXGXBMD  6529 T-MOBILE USA, INC. 558   2020-10-05   
737-895 4 Austin TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2021-06-14   
737-895 5 Austin TX AUSWTXGXBMD  6529 T-MOBILE USA, INC. 558   2021-07-10   
737-895 6 Austin TX AUSWTXGXBMD  6529 T-MOBILE USA, INC. 558   2021-07-10   
737-895 7 Austin TX AUSTTXGR45Z  624H ONVOY SPECTRUM, LLC 558   2021-06-14   
737-895 8 Austin TX AUSTTXGR45Z  624H ONVOY SPECTRUM, LLC 558   2021-06-14   
737-895 9 Austin TX AUSTTXGR57Z  506J TWILIO INTERNATIONAL, INC. 558   2020-10-04   
737-899 A Bastrop TX AUSTTXGR51Z  965H FRACTEL, LLC 558      
737-899 0 Bastrop TX AUSWTXGXBMD  5562 METROPCS, INC. 558   2021-07-17   
737-899 1 Bastrop TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2021-04-30   
737-899 2 Bastrop TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2021-04-30   
737-899 3 Bastrop TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2021-04-30   
737-899 4 Bastrop TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2021-04-30   
737-899 5 Bastrop TX AUSWTXGXBMD  6529 T-MOBILE USA, INC. 558   2021-09-07   
737-899 6 Bastrop TX AUSTTXGR45Z  624H ONVOY SPECTRUM, LLC 558   2021-06-27   
737-899 7 Bastrop TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2021-03-14   
737-899 8 Bastrop TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2021-03-14   
737-899 9 Bastrop TX AUSTTXGR51Z  965H FRACTEL, LLC 558   2021-01-24   
737-900 A Austin TX AUSTTXGR52Z  145J TERRA NOVA TELECOM INC. 558      
737-900 0 Austin TX   145J TERRA NOVA TELECOM INC. 558   2019-05-18   
737-900 1 Austin TX AUSWTXGXBMD  6529 T-MOBILE USA, INC. 558   2019-09-13   
737-900 2 Austin TX AUSUTX78AMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2019-10-07   
737-900 3 Austin TX AUSUTX78AMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2019-10-07   
737-900 4 Austin TX AUSWTXGXBMD  6529 T-MOBILE USA, INC. 558   2019-09-13   
737-900 5 Austin TX AUSUTX78AMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2020-05-12   
737-900 6 Austin TX AUSUTX78AMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2020-05-12   
737-900 7 Austin TX AUSUTX78AMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2020-05-12   
737-900 8 Austin TX AUSUTX78AMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2020-05-12   
737-900 9 Austin TX AUSUTX78AMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2020-05-12   
737-910 A Austin TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558      
737-910 0 Austin TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2021-03-12   
737-910 1 Austin TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2021-03-12   
737-910 2 Austin TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2021-03-12   
737-910 3 Austin TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2021-03-12   
737-910 4 Austin TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2021-03-12   
737-910 5 Austin TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2021-03-12   
737-910 6 Austin TX AUSTTXGR09Z  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558   2021-03-12   
737-910 7 Austin TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2021-03-12   
737-910 8 Austin TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2021-03-12   
737-910 9 Austin TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2021-02-07   
737-931 A Austin TX AUSTTXEE7MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 558      
737-931 0 Austin TX AUSTTXUH5MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2017-05-14   
737-931 1 Austin TX AUSTTXUH5MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2017-05-14   
737-931 2 Austin TX AUSTTXEE7MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 558   2016-12-26   
737-931 3 Austin TX AUSTTXEE7MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 558   2016-12-26   
737-931 4 Austin TX AUSTTXEE7MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 558   2016-12-26   
737-931 5 Austin TX AUSTTXEE7MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 558   2016-12-26   
737-931 6 Austin TX AUSTTXEE7MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 558   2016-12-26   
737-931 7 Austin TX AUSUTX78AMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2017-07-13   
737-931 8 Austin TX AUSTTXGR09Z  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558   2016-12-27   
737-931 9 Austin TX AUSTTXGR09Z  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558   2016-12-27   
737-932 A Austin TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558      
737-932 0 Austin TX AUSWTXGXBMD  6529 T-MOBILE USA, INC. 558   2013-07-02   
737-932 1 Austin TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2013-07-02   

<< 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 >>

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.