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: TCSMAZCH7MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
520-317 9 Hayden AZ 073H TELNYX LLC 668      
520-341 A Nogales AZ 073H TELNYX LLC 668      
520-341 1 Nogales AZ 073H TELNYX LLC 668      
520-348 8 Willcox AZ 073H TELNYX LLC 668      
520-402 0 Benson AZ 073H TELNYX LLC 668      
520-412 0 Tombstone AZ 073H TELNYX LLC 668      
520-422 1 Bisbee AZ 073H TELNYX LLC 668      
520-436 0 Hayden AZ 073H TELNYX LLC 668      
520-636 1 San Manuel AZ 073H TELNYX LLC 668      
520-645 4 Douglas AZ 073H TELNYX LLC 668      
520-895 7 Sierra Vista AZ 073H TELNYX LLC 668      
928-250 0 Safford AZ 073H TELNYX LLC 668      
928-250 5 Safford AZ 073H TELNYX LLC 668      
928-250 7 Safford AZ 073H TELNYX LLC 668      
928-316 9 Pima AZ 073H TELNYX LLC 668      
928-961 9 Globe AZ 073H TELNYX LLC 668      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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