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.

Switch: LBCKTXPSX9Y

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
806-839 8 Hale Center TX 903C ONVOY, LLC - TX 544   2021-07-31   
806-853 5 Lubbock TX 903C ONVOY, LLC - TX 544   2014-10-17   
806-853 6 Lubbock TX 903C ONVOY, LLC - TX 544   2014-10-17   
806-855 8 Wolfforth TX 903C ONVOY, LLC - TX 544   2017-03-24   
806-900 A Slaton TX 903C ONVOY, LLC - TX 544      
806-900 0 Slaton TX 903C ONVOY, LLC - TX 544   2019-09-22   
806-900 1 Slaton TX 903C ONVOY, LLC - TX 544   2021-01-30   
806-900 2 Slaton TX 903C ONVOY, LLC - TX 544   2021-01-30   
806-900 9 Slaton TX 903C ONVOY, LLC - TX 544   2019-09-22   
806-905 0 Lubbock TX 903C ONVOY, LLC - TX 544   2023-10-13   
806-905 5 Lubbock TX 903C ONVOY, LLC - TX 544   2018-10-22   
806-905 6 Lubbock TX 903C ONVOY, LLC - TX 544   2018-10-22   
806-932 6 Seagraves TX 903C ONVOY, LLC - TX 544   2021-06-24   
806-955 0 Lubbock TX 903C ONVOY, LLC - TX 544   2024-02-23   
806-955 1 Lubbock TX 903C ONVOY, LLC - TX 544   2024-02-23   
806-955 2 Lubbock TX 903C ONVOY, LLC - TX 544   2024-02-23   
806-955 6 Lubbock TX 903C ONVOY, LLC - TX 544   2020-04-27   
806-955 7 Lubbock TX 903C ONVOY, LLC - TX 544   2020-04-27   
806-955 8 Lubbock TX 903C ONVOY, LLC - TX 544   2020-04-27   
806-994 4 Tulia TX 903C ONVOY, LLC - TX 544   2017-03-24   
806-999 8 Lubbock TX 903C ONVOY, LLC - TX 544   2024-07-12   

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Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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