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: ASTNIAXORS7

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
712-724 A Ashton IA 1127 FRONTIER COMMUNICATIONS OF IOWA, INC. 630      
712-724 0 Ashton IA 1127 FRONTIER COMMUNICATIONS OF IOWA, INC. 630      
712-724 1 Ashton IA 1127 FRONTIER COMMUNICATIONS OF IOWA, INC. 630      
712-724 2 Ashton IA 1127 FRONTIER COMMUNICATIONS OF IOWA, INC. 630      
712-724 3 Ashton IA 1127 FRONTIER COMMUNICATIONS OF IOWA, INC. 630      
712-724 4 Ashton IA 1127 FRONTIER COMMUNICATIONS OF IOWA, INC. 630      
712-724 5 Ashton IA 1127 FRONTIER COMMUNICATIONS OF IOWA, INC. 630      
712-724 6 Ashton IA 1127 FRONTIER COMMUNICATIONS OF IOWA, INC. 630      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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