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: SCDLAZQFGT1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
480-278 A Salt River AZ 7991 SADDLEBACK COMMUNICATIONS COMPANY - AZ 666      
480-291 A Phoenix AZ 7991 SADDLEBACK COMMUNICATIONS COMPANY - AZ 666      
480-302 A Salt River AZ 7991 SADDLEBACK COMMUNICATIONS COMPANY - AZ 666      
480-362 A Salt River AZ 7991 SADDLEBACK COMMUNICATIONS COMPANY - AZ 666      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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