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
210-906 4 SNANTX39TMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 566   2013-09-08   
210-906 5 SNANTX39TMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 566   2013-09-08   
210-906 6 SNANTX39TMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 566   2013-09-08   
210-906 7 SNANTX39TMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 566   2014-05-06   
210-906 8 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2014-04-06   
210-906 9 SNANTX39TMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 566   2013-08-02   
210-907 A SNANTX91X7Y  6529 T-MOBILE USA, INC. 566      
210-907 0 SNANTX91X7Y  6529 T-MOBILE USA, INC. 566   2014-09-26   
210-907 1 SNANTX91X7Y  6529 T-MOBILE USA, INC. 566   2014-09-26   
210-907 2 SNANTX91X7Y  6529 T-MOBILE USA, INC. 566   2014-09-26   
210-907 3 SNANTX91X7Y  6529 T-MOBILE USA, INC. 566   2014-09-26   
210-907 4 SNANTX91X7Y  6529 T-MOBILE USA, INC. 566   2014-09-26   
210-907 5 SNANTX91X7Y  6529 T-MOBILE USA, INC. 566   2014-09-26   
210-907 6 SNANTX91X7Y  6529 T-MOBILE USA, INC. 566   2014-09-26   
210-907 7 SNAQTXKY7MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 566   2015-06-04   
210-907 8 SNAQTXKY7MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 566   2015-06-04   
210-907 9 SNANTX91X7Y  6529 T-MOBILE USA, INC. 566   2014-09-26   
210-908 A SNANTX91X7Y  6529 T-MOBILE USA, INC. 566      
210-908 0 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2006-09-30   
210-908 1 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2006-09-30   
210-908 2 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2006-09-30   
210-908 3 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2006-09-30   
210-908 4 SNANTX91X7Y  6529 T-MOBILE USA, INC. 566   2006-06-17   
210-908 5 SNANTXDIRMD  903C ONVOY, LLC - TX 566   2013-10-31   
210-908 6 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2014-04-29   
210-908 7 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2014-04-29   
210-908 8 SNANTX91X7Y  6529 T-MOBILE USA, INC. 566   2006-06-19   
210-908 9 SNANTXCA58Z  516C AT&T CORP. 566   2010-07-12   
210-909 A SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
210-909 0 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2006-10-15   
210-909 1 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2006-10-15   
210-909 2 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2006-10-15   
210-909 3 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2006-10-15   
210-909 4 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2006-10-15   
210-909 5 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2006-10-15   
210-909 6 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2006-10-15   
210-909 7 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2006-10-15   
210-909 8 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2006-10-15   
210-909 9 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2006-10-15   
210-910 A SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566      
210-910 0 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2013-07-19   
210-910 1 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2013-07-19   
210-910 2 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2013-07-19   
210-910 3 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2013-07-19   
210-910 4 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2013-07-19   
210-910 5 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2013-07-19   
210-910 6 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2013-07-19   
210-910 7 SNANTX91X7Y  6529 T-MOBILE USA, INC. 566   2013-09-15   
210-910 8 SNANTX91X7Y  6529 T-MOBILE USA, INC. 566   2013-09-15   
210-910 9 SNANTX91X7Y  6529 T-MOBILE USA, INC. 566   2013-09-15   
210-912 A SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
210-913 A SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
210-914 A SNANTX91X7Y  5562 METROPCS, INC. 566      
210-914 0 SNANTX91X7Y  5562 METROPCS, INC. 566   2014-11-15   
210-914 1 SNANTX91X7Y  5562 METROPCS, INC. 566   2014-11-15   
210-914 2 SNANTX91X7Y  5562 METROPCS, INC. 566   2014-11-15   
210-914 3 SNANTX91X7Y  5562 METROPCS, INC. 566   2014-11-15   
210-914 4 SNANTX91X7Y  5562 METROPCS, INC. 566   2014-11-15   
210-914 5 SNANTX91X7Y  5562 METROPCS, INC. 566   2014-11-15   
210-914 6 SNANTX91X7Y  5562 METROPCS, INC. 566   2014-11-15   
210-914 7 SNANTX91X7Y  5562 METROPCS, INC. 566   2014-11-15   
210-914 8 SNANTX91X7Y  5562 METROPCS, INC. 566   2014-11-15   
210-914 9 SNANTX91X7Y  5562 METROPCS, INC. 566   2014-11-15   
210-915 A SNANTXCA80Z  624H ONVOY SPECTRUM, LLC 566      
210-915 0 SNANTX91X7Y  6529 T-MOBILE USA, INC. 566   2019-11-13   
210-915 1 SNANTX91X7Y  6529 T-MOBILE USA, INC. 566   2019-11-13   
210-915 2 SNANTX91X7Y  6529 T-MOBILE USA, INC. 566   2019-11-13   
210-915 3 SNANTX91X7Y  6529 T-MOBILE USA, INC. 566   2019-11-13   
210-915 4 SNANTX91X7Y  6529 T-MOBILE USA, INC. 566   2019-11-13   
210-915 5 SNANTXCA80Z  624H ONVOY SPECTRUM, LLC 566   2019-11-12   
210-915 6 SNANTX91X7Y  6529 T-MOBILE USA, INC. 566   2019-11-13   
210-915 7 SNANTX91X7Y  6529 T-MOBILE USA, INC. 566   2019-11-13   
210-915 8 SNANTX91X7Y  6529 T-MOBILE USA, INC. 566   2019-11-13   
210-915 9 SNANTX91X7Y  6529 T-MOBILE USA, INC. 566   2019-11-13   
210-916 A SNANTX91DS1  8434 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 566      
210-917 A SNANTX39TMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 566      
210-917 0 SNANTX39TMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 566   2023-12-21   
210-917 1 SNANTX39TMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 566   2023-12-21   
210-917 2 SNANTX39TMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 566   2023-12-21   
210-917 3 SNANTX39TMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 566   2023-12-21   
210-917 4 SNANTX39TMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 566   2023-12-21   
210-917 5 SNANTX39TMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 566   2023-12-21   
210-917 6 SNANTX39TMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 566   2023-12-21   
210-917 7 SNANTX39TMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 566   2023-12-21   
210-917 8 SNANTXCA80Z  624H ONVOY SPECTRUM, LLC 566   2024-01-14   
210-917 9 SNANTXCA80Z  624H ONVOY SPECTRUM, LLC 566   2024-01-14   
210-918 A SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
210-918 0 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2006-04-24   
210-918 1 SNANTX91DS1  8434 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 566   2006-11-06   
210-918 2 SNANTX91DS1  8434 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 566   2006-11-06   
210-918 3 SNANTX91DS1  8434 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 566   2006-11-06   
210-918 4 SNANTX91DS1  8434 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 566   2006-11-06   
210-918 5 SNANTX91DS1  8434 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 566   2006-11-06   
210-918 6 SNANTX91DS1  8434 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 566   2006-11-06   
210-918 7 SNANTX91DS1  8434 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 566   2006-11-06   
210-918 8 SNANTX91DS1  8434 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 566   2006-11-06   
210-918 9 SNANTX91DS1  8434 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 566   2006-11-06   
210-919 A SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
210-919 0 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2015-01-09   
210-919 1 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2015-01-09   

<< 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: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.