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
210-897 3 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2006-09-08   
210-897 4 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2006-09-08   
210-897 5 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2006-09-08   
210-897 6 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2006-09-08   
210-897 7 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2006-09-30   
210-897 8 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2006-09-30   
210-897 9 SNANTX91X7Y  6529 T-MOBILE USA, INC. 566   2006-07-15   
210-898 A SNANTXCA89Z  478J NUSO, LLC 566      
210-898 0 SNANTXDIRMD  903C ONVOY, LLC - TX 566   2020-11-08   
210-898 1 SNANTXCA89Z  478J NUSO, LLC 566   2020-10-27   
210-898 2 SNAQTXKY7MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 566   2020-10-28   
210-898 3 SNANTX39DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 566   2020-10-28   
210-898 4 SNAQTXKY7MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 566   2020-10-28   
210-898 5 SNANTXDIRMD  903C ONVOY, LLC - TX 566   2020-11-08   
210-898 6 SNANTXDIRMD  903C ONVOY, LLC - TX 566   2020-11-08   
210-898 7 SNANTXDIRMD  903C ONVOY, LLC - TX 566   2020-11-08   
210-898 8 SNANTXDIX6X  073H TELNYX LLC 566   2020-10-28   
210-898 9 SNANTXDIX6X  073H TELNYX LLC 566   2020-10-28   
210-899 A SNANTXDIRMD  903C ONVOY, LLC - TX 566      
210-899 0 SNANTXDIRMD  903C ONVOY, LLC - TX 566   2015-05-11   
210-899 1 SNANTXDIRMD  903C ONVOY, LLC - TX 566   2015-05-11   
210-899 2 SNANTXDIRMD  903C ONVOY, LLC - TX 566   2015-05-11   
210-899 3 SNAQTXKY7MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 566   2015-05-12   
210-899 4 SNAQTXKY7MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 566   2015-05-12   
210-899 5 SNANTXDIRMD  903C ONVOY, LLC - TX 566   2015-05-19   
210-899 6 SNANTXDIRMD  903C ONVOY, LLC - TX 566   2015-05-19   
210-899 7 SNANTXDIRMD  903C ONVOY, LLC - TX 566   2015-05-19   
210-899 8 SNANTXDIRMD  903C ONVOY, LLC - TX 566   2015-05-13   
210-899 9 SNANTX91X7Y  6529 T-MOBILE USA, INC. 566   2015-06-04   
210-900 A SNANTX91X7Y  6529 T-MOBILE USA, INC. 566      
210-900 0 SNANTX91X7Y  6529 T-MOBILE USA, INC. 566   2011-04-01   
210-900 1 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2017-02-23   
210-900 2 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2011-04-28   
210-900 3 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2011-04-28   
210-900 4 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2011-04-28   
210-900 5 SNANTX91X7Y  6529 T-MOBILE USA, INC. 566   2011-04-01   
210-900 6 SNANTX91X7Y  6529 T-MOBILE USA, INC. 566   2011-04-01   
210-900 7 SNANTX91X7Y  6529 T-MOBILE USA, INC. 566   2011-04-01   
210-900 8 SNANTX91X7Y  6529 T-MOBILE USA, INC. 566   2011-04-01   
210-900 9 SNANTX91X7Y  6529 T-MOBILE USA, INC. 566   2011-04-01   
210-901 A SNANTXEW0MD  829J PAETEC ITEL, LLC 566   2025-01-23   
210-901 0 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2013-05-10   
210-901 1 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2013-05-10   
210-901 2 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2013-05-10   
210-901 3 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2013-05-10   
210-901 4 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2013-05-10   
210-901 5 SNANTXEW0MD  829J PAETEC ITEL, LLC 566   2013-04-27   
210-901 6 SNANTXEW0MD  829J PAETEC ITEL, LLC 566   2013-05-13   
210-901 7 SNANTXEW0MD  829J PAETEC ITEL, LLC 566   2013-05-13   
210-901 8 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2013-06-14   
210-901 9 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2013-06-14   
210-902 A SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
210-902 0 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2006-09-30   
210-902 1 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2006-09-30   
210-902 2 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2006-09-30   
210-902 3 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2006-09-30   
210-902 4 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2006-09-30   
210-902 5 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2006-09-30   
210-902 6 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2006-09-30   
210-902 7 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2006-09-30   
210-902 8 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2006-09-30   
210-902 9 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2006-04-25   
210-903 A SNANTXDIRMD  903C ONVOY, LLC - TX 566      
210-903 0 SNANTXDIRMD  903C ONVOY, LLC - TX 566   2019-12-28   
210-903 1 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2019-12-28   
210-903 2 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2019-12-28   
210-903 3 SNANTXDIRMD  903C ONVOY, LLC - TX 566   2023-06-12   
210-903 4 SNANTXDIRMD  903C ONVOY, LLC - TX 566   2023-06-14   
210-903 5 SNANTXDIRMD  903C ONVOY, LLC - TX 566   2020-02-06   
210-903 6 SNANTXDIRMD  903C ONVOY, LLC - TX 566   2019-12-27   
210-903 7 SNANTXDIRMD  903C ONVOY, LLC - TX 566   2019-12-27   
210-903 8 SNANTXDIRMD  903C ONVOY, LLC - TX 566   2020-02-06   
210-903 9 SNANTXDIRMD  903C ONVOY, LLC - TX 566   2020-02-06   
210-904 A SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566      
210-904 0 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2014-08-17   
210-904 1 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2014-08-17   
210-904 2 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2014-08-17   
210-904 3 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2014-08-17   
210-904 4 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2014-08-19   
210-904 5 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2014-08-19   
210-904 6 SNANTX39TMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 566   2014-08-19   
210-904 7 SNANTX39TMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 566   2014-08-19   
210-904 8 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2015-04-21   
210-904 9 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2015-04-21   
210-905 A SNANTXDIRMD  903C ONVOY, LLC - TX 566      
210-905 0 SNANTXDIRMD  903C ONVOY, LLC - TX 566   2019-06-27   
210-905 1 SNANTXCADS6  177F PEERLESS NETWORK OF TEXAS, LLC - TX 566   2019-06-28   
210-905 2 SNANTXCA41Z  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 566   2019-07-01   
210-905 3 SNANTX91X7Y  5562 METROPCS, INC. 566   2020-03-24   
210-905 4 SNAQTXKY7MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 566   2020-03-13   
210-905 5 SNANTX91X7Y  5562 METROPCS, INC. 566   2019-07-20   
210-905 6 SNANTX91X7Y  5562 METROPCS, INC. 566   2019-07-20   
210-905 7 SNANTX91X7Y  5562 METROPCS, INC. 566   2019-07-20   
210-905 8 SNANTX91X7Y  5562 METROPCS, INC. 566   2019-07-20   
210-905 9 SNANTXDIRMD  903C ONVOY, LLC - TX 566   2023-06-19   
210-906 A SNANTX39TMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 566      
210-906 0 SNANTX39TMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 566   2013-08-02   
210-906 1 SNANTX39TMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 566   2014-04-30   
210-906 2 SNANTX39TMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 566   2014-04-30   
210-906 3 SNANTX39TMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 566   2014-04-30   

<< 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 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: LES.NET

Like this site? We accept donations via PayPal.