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: PHNXAZ19BMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
520-652 7 Whitlow AZ 145J TERRA NOVA TELECOM INC. 666   2026-02-07   
928-297 1 Holbrook AZ 145J TERRA NOVA TELECOM INC. 666   2026-03-30   
928-338 9 Whiteriver AZ 145J TERRA NOVA TELECOM INC. 666   2026-03-30   
928-339 5 Alpine AZ 145J TERRA NOVA TELECOM INC. 666   2026-03-30   
928-477 3 Blue Ridge AZ 145J TERRA NOVA TELECOM INC. 666   2026-03-30   
928-500 A Aguila AZ 145J TERRA NOVA TELECOM INC. 666      
928-510 5 Somerton AZ 145J TERRA NOVA TELECOM INC. 666   2026-01-20   
928-558 8 Greer AZ 145J TERRA NOVA TELECOM INC. 666   2026-03-30   
928-938 1 Hyder AZ 145J TERRA NOVA TELECOM INC. 666   2026-03-30   
928-970 3 Payson AZ 145J TERRA NOVA TELECOM INC. 666   2026-06-07   

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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