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.
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Switch: AUSTTXGR52Z

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
512-401 0 Austin TX 145J TERRA NOVA TELECOM INC. 558   2024-09-14   
512-678 1 Bastrop TX 145J TERRA NOVA TELECOM INC. 558   2024-05-26   
737-233 2 Elgin TX 145J TERRA NOVA TELECOM INC. 558   2024-08-14   
737-294 4 Bastrop TX 145J TERRA NOVA TELECOM INC. 558   2024-12-30   
737-353 A Buda TX 145J TERRA NOVA TELECOM INC. 558      
737-360 0 Jarrell TX 145J TERRA NOVA TELECOM INC. 558   2024-05-24   
737-383 3 Georgetown TX 145J TERRA NOVA TELECOM INC. 558   2024-05-25   
737-386 6 Lampasas TX 145J TERRA NOVA TELECOM INC. 558   2024-11-07   
737-388 8 Kyle TX 145J TERRA NOVA TELECOM INC. 558   2024-06-02   
737-577 5 Briggs TX 145J TERRA NOVA TELECOM INC. 558   2024-08-14   
737-900 A Austin TX 145J TERRA NOVA TELECOM INC. 558      

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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