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.

Harlingen, TX

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
956-244 3 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-244 4 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-244 5 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-244 6 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-244 7 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2010-03-19   
956-244 8 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2010-05-03   
956-244 9 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-245 A HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-264 A HRLNTXHGFMD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 568      
956-264 0 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2007-09-26   
956-264 1 HRLNTXHG8MD  073H TELNYX LLC 568   2020-12-04   
956-264 2 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2007-09-26   
956-264 3 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2007-09-26   
956-264 4 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2007-09-26   
956-264 5 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2007-09-26   
956-264 6 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2007-09-26   
956-264 7 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2007-09-26   
956-264 8 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2007-09-26   
956-264 9 HRLNTXHGFMD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 568   2003-09-19   
956-275 A HRLNTXHGX1X  903C ONVOY, LLC - TX 568      
956-275 0 HRLNTXHGX1X  903C ONVOY, LLC - TX 568   2017-05-08   
956-275 1 HRLNTXHGX1X  903C ONVOY, LLC - TX 568   2017-05-08   
956-275 2 HRLNTXHGX1X  903C ONVOY, LLC - TX 568   2017-05-08   
956-275 3 HRLNTXHGX1X  903C ONVOY, LLC - TX 568   2017-05-08   
956-275 4 HRLNTXHGX1X  903C ONVOY, LLC - TX 568   2017-05-08   
956-275 5 HRLNTXHGX1X  903C ONVOY, LLC - TX 568   2017-05-08   
956-275 6 HRLNTXHGX1X  903C ONVOY, LLC - TX 568   2017-05-08   
956-275 7 HRLNTXHGX1X  903C ONVOY, LLC - TX 568   2017-05-08   
956-275 8 HRLNTXHGX1X  903C ONVOY, LLC - TX 568   2017-05-07   
956-275 9 HRLNTXHGX1X  903C ONVOY, LLC - TX 568   2017-05-08   
956-281 A HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-281 0 HRLNTXHGMMD  004F BANDWIDTH.COM CLEC, LLC - TX 568   2018-08-20   
956-281 1 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2007-12-02   
956-281 2 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2007-12-02   
956-281 3 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2007-12-02   
956-281 4 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2007-12-02   
956-281 5 HRLNTXDU2MD  939H COMMIO, LLC 568   2021-08-30   
956-281 6 HRLNTXDU2MD  939H COMMIO, LLC 568   2021-08-30   
956-281 7 HRLNTXDU2MD  939H COMMIO, LLC 568   2021-08-30   
956-281 8 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2007-12-03   
956-281 9 HRLNTXDU2MD  939H COMMIO, LLC 568   2021-08-30   
956-291 A HRLNTXHGDS0  9533 SOUTHWESTERN BELL 568      
956-291 0 HRLNTXHGMMD  004F BANDWIDTH.COM CLEC, LLC - TX 568   2017-08-12   
956-291 1 HRLNTXHGDS0  9533 SOUTHWESTERN BELL 568      
956-291 2 HRLNTXKX7MD  5562 METROPCS, INC. 568   2016-07-19   
956-291 3 HRLNTXHGMMD  004F BANDWIDTH.COM CLEC, LLC - TX 568   2017-08-12   
956-291 4 HRLNTXHGMMD  004F BANDWIDTH.COM CLEC, LLC - TX 568   2018-09-29   
956-291 5 HRLNTXHGDS0  9533 SOUTHWESTERN BELL 568      
956-291 6 HRLNTXATTMD  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 568   2017-04-13   
956-291 7 HRLNTXHGYMD  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 568   2016-04-18   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 >>

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.