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.

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
956-877 2 McAllen TX 903C ONVOY, LLC - TX 568   2019-12-04   
956-877 3 McAllen TX 903C ONVOY, LLC - TX 568   2019-12-04   
956-887 3 La Feria TX 903C ONVOY, LLC - TX 568   2020-08-24   
956-887 5 La Feria TX 903C ONVOY, LLC - TX 568   2020-08-24   
956-903 2 Mercedes TX 903C ONVOY, LLC - TX 568   2017-05-03   
956-922 1 La Feria TX 903C ONVOY, LLC - TX 568   2023-10-29   
956-922 3 La Feria TX 903C ONVOY, LLC - TX 568   2021-11-25   
956-922 4 La Feria TX 903C ONVOY, LLC - TX 568   2021-11-25   
956-922 5 La Feria TX 903C ONVOY, LLC - TX 568   2023-10-29   
956-922 9 La Feria TX 903C ONVOY, LLC - TX 568   2023-10-29   
956-923 3 San Benito TX 903C ONVOY, LLC - TX 568   2019-04-08   
956-923 4 San Benito TX 903C ONVOY, LLC - TX 568   2019-04-08   
956-934 2 San Benito TX 903C ONVOY, LLC - TX 568   2021-04-12   
956-934 4 San Benito TX 903C ONVOY, LLC - TX 568   2021-04-12   
956-934 5 San Benito TX 903C ONVOY, LLC - TX 568   2021-04-12   
956-934 6 San Benito TX 903C ONVOY, LLC - TX 568   2021-04-12   
956-934 9 San Benito TX 903C ONVOY, LLC - TX 568   2023-10-16   
956-946 4 Mission TX 903C ONVOY, LLC - TX 568   2021-11-13   
956-957 A Edinburg TX 903C ONVOY, LLC - TX 568      
956-957 5 Edinburg TX 903C ONVOY, LLC - TX 568   2020-12-19   
956-983 9 Brownsville TX 903C ONVOY, LLC - TX 568   2019-12-28   
956-996 6 Mission TX 903C ONVOY, LLC - TX 568   2019-04-23   
956-996 8 Mission TX 903C ONVOY, LLC - TX 568   2019-04-23   
956-997 8 Mission TX 903C ONVOY, LLC - TX 568   2019-04-23   
956-997 9 Mission TX 903C ONVOY, LLC - TX 568   2019-04-23   

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

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