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: TCSNAZMAX6Y

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
520-264 0 Nogales AZ 073H TELNYX LLC 668   2020-11-21   
520-347 A Tucson AZ 073H TELNYX LLC 668      
520-348 9 Willcox AZ 073H TELNYX LLC 668   2020-11-21   
520-386 1 Benson AZ 073H TELNYX LLC 668   2020-11-21   
520-453 1 Tombstone AZ 073H TELNYX LLC 668   2020-11-21   
520-476 0 Tucson AZ 073H TELNYX LLC 668   2020-10-26   
520-521 1 San Manuel AZ 073H TELNYX LLC 668   2020-12-26   
520-523 1 Sierra Vista AZ 073H TELNYX LLC 668   2020-11-21   
520-525 0 Bisbee AZ 073H TELNYX LLC 668   2020-11-21   
928-361 1 Pima AZ 073H TELNYX LLC 668   2020-11-21   
928-900 8 Globe AZ 073H TELNYX LLC 668   2020-11-21   

Last updated: Fri, 10 Sep 2021 12:38:21 UTC

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