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: LGVWTXPLXZX

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
903-537 1 Mount Vernon TX 073H TELNYX LLC 554   2021-03-22   
903-601 8 Jefferson TX 073H TELNYX LLC 554   2021-03-19   
903-636 1 Big Sandy TX 073H TELNYX LLC 554   2021-03-07   
903-660 1 Hallsville TX 073H TELNYX LLC 554   2021-03-19   
903-847 3 Turnertown TX 073H TELNYX LLC 554   2021-04-09   
903-856 9 Pittsburg TX 073H TELNYX LLC 554   2021-03-28   
903-857 1 Pine Mills TX 073H TELNYX LLC 554   2021-03-28   
903-858 0 Red Springs TX 073H TELNYX LLC 554   2021-04-08   
903-861 1 Price TX 073H TELNYX LLC 554   2021-03-29   

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

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