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: YUMAAZSEDS0

Remotes:

Switch Switch name Switch type
SMTNAZMARS1  SOMERTON  RSC 
WLTNAZMARS1  WELLTON  RSC 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
928-247 8 Yuma AZ 9636 QWEST CORPORATION 666   2007-06-25   
928-269 A Yuma AZ 9636 QWEST CORPORATION 666      
928-314 A Yuma AZ 9636 QWEST CORPORATION 666      
928-317 A Yuma AZ 9636 QWEST CORPORATION 666      
928-336 A Yuma AZ 9636 QWEST CORPORATION 666      
928-336 1 Yuma AZ 9636 QWEST CORPORATION 666      
928-336 2 Yuma AZ 9636 QWEST CORPORATION 666      
928-336 3 Yuma AZ 9636 QWEST CORPORATION 666      
928-336 4 Yuma AZ 9636 QWEST CORPORATION 666      
928-336 5 Yuma AZ 9636 QWEST CORPORATION 666      
928-336 6 Yuma AZ 9636 QWEST CORPORATION 666      
928-336 7 Yuma AZ 9636 QWEST CORPORATION 666      
928-336 9 Yuma AZ 9636 QWEST CORPORATION 666      
928-341 A Yuma AZ 9636 QWEST CORPORATION 666      
928-341 0 Yuma AZ 9636 QWEST CORPORATION 666      
928-341 1 Yuma AZ 9636 QWEST CORPORATION 666      
928-341 2 Yuma AZ 9636 QWEST CORPORATION 666      
928-341 4 Yuma AZ 9636 QWEST CORPORATION 666      
928-341 6 Yuma AZ 9636 QWEST CORPORATION 666      
928-341 7 Yuma AZ 9636 QWEST CORPORATION 666      
928-341 8 Yuma AZ 9636 QWEST CORPORATION 666      
928-341 9 Yuma AZ 9636 QWEST CORPORATION 666      
928-344 A Yuma AZ 9636 QWEST CORPORATION 666      
928-726 A Yuma AZ 9636 QWEST CORPORATION 666      

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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