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.

NPA: 737 [Rate centres in NPA 737] [Dial plan for NPA 737]

NXX: 365

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
737-365 A Burnet TX AUSTTXGR40Z  197D VONAGE AMERICA LLC 558   2024-02-14   
737-365 0 Burnet TX   903C ONVOY, LLC - TX 558   2024-04-20   
737-365 2 Burnet TX AUSTTXGR40Z  197D VONAGE AMERICA LLC 558   2024-01-26   

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

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