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: PRSCAZMADS0

Remotes:

Switch Switch name Switch type
HMBLAZMARS1  HUMBOLDT  5ER 
MAYRAZMARS1  MAYER  5ER 
PRSCAZEARS0  PRESCOTT EAST  5ER 
PRSCAZEARS2  PRESCOTT EAST  5ER 
YRNLAZMARS1  YARNELL  5ER 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
928-277 2 Prescott AZ 9636 QWEST CORPORATION 666   2007-04-09   
928-442 A Prescott AZ 9636 QWEST CORPORATION 666      
928-442 0 Prescott AZ 9636 QWEST CORPORATION 666      
928-442 1 Prescott AZ 9636 QWEST CORPORATION 666      
928-442 2 Prescott AZ 9636 QWEST CORPORATION 666      
928-442 3 Prescott AZ 9636 QWEST CORPORATION 666      
928-442 5 Prescott AZ 9636 QWEST CORPORATION 666      
928-442 9 Prescott AZ 9636 QWEST CORPORATION 666      
928-443 A Prescott AZ 9636 QWEST CORPORATION 666      
928-445 A Prescott AZ 9636 QWEST CORPORATION 666      
928-458 2 Prescott AZ 9636 QWEST CORPORATION 666   2008-10-13   
928-515 A Prescott AZ 9636 QWEST CORPORATION 666      
928-515 5 Prescott AZ 9636 QWEST CORPORATION 666   2009-12-05   
928-515 6 Prescott AZ 9636 QWEST CORPORATION 666   2009-12-05   
928-515 7 Prescott AZ 9636 QWEST CORPORATION 666   2009-12-05   
928-541 A Prescott AZ 9636 QWEST CORPORATION 666      
928-583 1 Prescott AZ 9636 QWEST CORPORATION 666      
928-708 A Prescott AZ 9636 QWEST CORPORATION 666      
928-717 A Prescott AZ 9636 QWEST CORPORATION 666      
928-771 A Prescott AZ 9636 QWEST CORPORATION 666      
928-776 A Prescott AZ 9636 QWEST CORPORATION 666      
928-777 A Prescott AZ 9636 QWEST CORPORATION 666      
928-778 A Prescott AZ 9636 QWEST CORPORATION 666      

Last updated: Fri, 25 Jul 2025 03:21:23 UTC

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