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 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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
737-708 3 Austin TX AUSWTXGX0MD  5562 METROPCS, INC. 558   2015-12-31   
737-708 4 Austin TX AUSWTXGX0MD  5562 METROPCS, INC. 558   2016-03-15   
737-708 5 Austin TX AUSWTXGX0MD  5562 METROPCS, INC. 558   2016-09-01   
737-708 6 Austin TX AUSYTXFC1MD  004F BANDWIDTH.COM CLEC, LLC - TX 558   2016-07-16   
737-708 7 Austin TX AUSYTXFC1MD  004F BANDWIDTH.COM CLEC, LLC - TX 558   2016-07-16   
737-708 8 Austin TX AUSXTXZRPS1  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 558   2016-07-20   
737-708 9 Austin TX AUSXTXZRPS1  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 558   2016-07-20   
737-710 A Austin TX AUSTTXGR45Z  624H ONVOY SPECTRUM, LLC 558      
737-710 0 Austin TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2023-07-30   
737-710 1 Austin TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2019-12-10   
737-710 2 Austin TX AUSUTX78AMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2023-05-19   
737-710 3 Austin TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2019-12-10   
737-710 4 Austin TX AUSUTX78AMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2023-05-19   
737-710 5 Austin TX AUSUTX78AMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2023-05-19   
737-710 6 Austin TX AUSUTX78AMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2023-05-19   
737-710 7 Austin TX AUSTTXGR45Z  624H ONVOY SPECTRUM, LLC 558   2019-12-07   
737-710 8 Austin TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2020-01-05   
737-710 9 Austin TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2020-01-05   
737-717 A Austin TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558      
737-717 0 Austin TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2016-03-03   
737-717 1 Austin TX AUSWTXGX0MD  5562 METROPCS, INC. 558   2016-03-23   
737-717 2 Austin TX AUSWTXGX0MD  5562 METROPCS, INC. 558   2016-03-23   
737-717 3 Austin TX AUSXTXZRPS1  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 558   2016-04-18   
737-717 4 Austin TX AUSXTXZRPS1  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 558   2016-04-18   
737-717 5 Austin TX AUSTTXGR09Z  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558   2016-05-02   
737-717 6 Austin TX AUSWTXOO1MD  7982 CAPROCK TELECOMMUNICATIONS CORP. - TX 558   2016-04-08   
737-717 7 Austin TX AUSWTXGX0MD  5562 METROPCS, INC. 558   2016-03-23   
737-717 8 Austin TX AUSTTXGR09Z  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558   2016-05-02   
737-717 9 Austin TX AUSTTXGR09Z  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558   2016-05-02   
737-727 A McDade TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558      
737-727 0 McDade TX AUSYTXFC0MD  004F BANDWIDTH.COM CLEC, LLC - TX 558   2019-05-30   
737-727 1 McDade TX AUSTTXGRDS6  177F PEERLESS NETWORK OF TEXAS, LLC - TX 558   2018-12-19   
737-727 2 McDade TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2020-09-13   
737-727 3 McDade TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2020-09-13   
737-727 4 McDade TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2020-09-13   
737-727 5 McDade TX AUSTTXGR57Z  506J TWILIO INTERNATIONAL, INC. 558   2020-10-07   
737-727 6 McDade TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2020-11-23   
737-727 7 McDade TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2018-10-19   
737-727 8 McDade TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2018-10-19   
737-727 9 McDade TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2020-11-23   
737-732 A Rockdale TX AUSTTXGR51Z  965H FRACTEL, LLC 558      
737-732 1 Rockdale TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2021-04-30   
737-732 2 Rockdale TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2021-03-14   
737-732 3 Rockdale TX AUSTTXGR57Z  506J TWILIO INTERNATIONAL, INC. 558   2020-10-07   
737-732 4 Rockdale TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2021-03-14   
737-732 5 Rockdale TX AUSTTXGR51Z  965H FRACTEL, LLC 558   2020-08-30   
737-732 6 Rockdale TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2020-11-14   
737-732 7 Rockdale TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2020-11-14   
737-732 8 Rockdale TX AUSTTXGR55Z  516J TON80 COMMUNICATIONS, LLC 558   2021-04-23   
737-732 9 Rockdale TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2021-04-30   

<< 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 >>

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.