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.

San Antonio, TX

<< 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

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
726-822 9 SNANTXCA88Z  516J TON80 COMMUNICATIONS, LLC 566   2021-06-07   
726-842 A SNANTXCA88Z  516J TON80 COMMUNICATIONS, LLC 566      
726-842 0 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2021-10-12   
726-842 1 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2021-10-12   
726-842 2 SNANTXCA88Z  516J TON80 COMMUNICATIONS, LLC 566   2021-10-11   
726-842 3 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2021-10-12   
726-842 4 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2021-10-12   
726-842 5 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2021-10-12   
726-842 6 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2021-10-12   
726-842 7 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2021-10-12   
726-842 8 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2021-10-12   
726-842 9 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2021-10-12   
726-888 A SNAOTXWC0MD  473F USFON, INC. - TX 566      
726-888 0 SNANTX91X7Y  5562 METROPCS, INC. 566   2017-11-30   
726-888 1 SNANTX91X7Y  5562 METROPCS, INC. 566   2017-11-30   
726-888 2 SNANTX91X7Y  5562 METROPCS, INC. 566   2017-11-30   
726-888 3 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2017-12-22   
726-888 4 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2017-12-22   
726-888 5 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2017-12-22   
726-888 6 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2017-12-22   
726-888 7 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2017-12-22   
726-888 8 SNAOTXWC0MD  473F USFON, INC. - TX 566   2017-10-23   
726-888 9 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2017-12-22   
726-895 A SNANTXDIXKX  506J TWILIO INTERNATIONAL, INC. 566      
726-895 0 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2021-05-25   
726-895 1 SNANTX91X7Y  6529 T-MOBILE USA, INC. 566   2021-07-09   
726-895 2 SNAQTXKY7MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 566   2021-06-06   
726-895 3 SNANTXCA41Z  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 566   2021-06-18   
726-895 4 SNANTXCA41Z  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 566   2021-06-18   
726-895 5 SNANTXCA41Z  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 566   2021-06-18   
726-895 6 SNANTXCA41Z  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 566   2021-06-18   
726-895 7 SNANTXCA41Z  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 566   2021-06-18   
726-895 8 SNANTXDIXKX  506J TWILIO INTERNATIONAL, INC. 566   2021-05-24   
726-895 9 SNANTX91X7Y  6529 T-MOBILE USA, INC. 566   2021-07-09   
726-900 A SNANTXCA85Z  145J TERRA NOVA TELECOM INC. 566      
726-900 0   145J TERRA NOVA TELECOM INC. 566   2019-05-18   
726-900 1 SNANTXDIRMD  903C ONVOY, LLC - TX 566   2019-05-19   
726-900 2 SNANTXDIRMD  903C ONVOY, LLC - TX 566   2019-05-19   
726-900 3 SNANTXDIRMD  903C ONVOY, LLC - TX 566   2019-05-19   
726-900 4 SNANTXDIRMD  903C ONVOY, LLC - TX 566   2019-05-19   
726-900 5 SNANTXDIRMD  903C ONVOY, LLC - TX 566   2019-05-19   
726-900 6 SNANTXDIRMD  903C ONVOY, LLC - TX 566   2019-05-19   
726-900 7 SNANTXDIRMD  903C ONVOY, LLC - TX 566   2019-05-19   
726-900 8 SNAQTXKY7MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 566   2019-05-19   
726-900 9 SNANTXDIRMD  903C ONVOY, LLC - TX 566   2019-05-19   
726-999 A SNAOTXWC0MD  473F USFON, INC. - TX 566      
726-999 0 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2018-03-19   
726-999 1 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2018-03-19   
726-999 2 SNANTXCA44Z  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 566   2018-04-22   
726-999 3 SNANTXCA44Z  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 566   2018-04-22   
726-999 4 SNANTXCA41Z  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 566   2018-01-02   
726-999 5 SNANTXCA41Z  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 566   2018-01-02   
726-999 6 SNANTXCA41Z  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 566   2018-01-02   
726-999 7 SNANTX91X7Y  5562 METROPCS, INC. 566   2018-04-21   
726-999 8 SNANTXDIRMD  903C ONVOY, LLC - TX 566   2018-01-11   
726-999 9 SNAOTXWC0MD  473F USFON, INC. - TX 566   2017-11-20   
830-269 A SNANTXCA50Z  6630 USA MOBILITY WIRELESS, INC. 566      

<< 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

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.