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: PHNZAZDMDS3

<< 1 2 3

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
623-792 6 Phoenix AZ 7552 LEVEL 3 TELECOM OF ARIZONA, LLC - AZ 666      
623-792 9 Phoenix AZ 7552 LEVEL 3 TELECOM OF ARIZONA, LLC - AZ 666      
928-254 6 Sedona AZ 7552 LEVEL 3 TELECOM OF ARIZONA, LLC - AZ 666   2015-03-05   
928-379 8 Prescott AZ 7552 LEVEL 3 TELECOM OF ARIZONA, LLC - AZ 666   2014-01-07   
928-482 A Gila Bend AZ 7552 LEVEL 3 TELECOM OF ARIZONA, LLC - AZ 666      
928-482 1 Gila Bend AZ 7552 LEVEL 3 TELECOM OF ARIZONA, LLC - AZ 666      
928-679 6 Flagstaff AZ 7552 LEVEL 3 TELECOM OF ARIZONA, LLC - AZ 666   2013-06-16   
928-723 8 Yuma AZ 7552 LEVEL 3 TELECOM OF ARIZONA, LLC - AZ 666   2014-07-10   

<< 1 2 3

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.