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.
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Switch: OKLDIAXADS0

Remotes:

Switch Switch name Switch type
CRSNIAXORS4  CARSON  1RE 
TRYNIAXORS4  TREYNOR  1RE 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
712-482 A Oakland IA 1127 FRONTIER COMMUNICATIONS OF IOWA, INC. 644      
712-482 0 Oakland IA 1127 FRONTIER COMMUNICATIONS OF IOWA, INC. 644      
712-482 3 Oakland IA 1127 FRONTIER COMMUNICATIONS OF IOWA, INC. 644      
712-482 4 Oakland IA 1127 FRONTIER COMMUNICATIONS OF IOWA, INC. 644      
712-482 5 Oakland IA 1127 FRONTIER COMMUNICATIONS OF IOWA, INC. 644      
712-482 6 Oakland IA 1127 FRONTIER COMMUNICATIONS OF IOWA, INC. 644      
712-482 8 Oakland IA 1127 FRONTIER COMMUNICATIONS OF IOWA, INC. 644      
712-482 9 Oakland IA 1127 FRONTIER COMMUNICATIONS OF IOWA, INC. 644      

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

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