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: MOVLIAXODS2

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
712-353 A Castana IA 1334 WESTERN IOWA TEL. ASSN. 630      
712-827 A Oto IA 1334 WESTERN IOWA TEL. ASSN. 630      
712-873 A Moville IA 1334 WESTERN IOWA TEL. ASSN. 630      
712-874 A Hornick IA 1334 WESTERN IOWA TEL. ASSN. 630      
712-876 A Climbing Hill IA 1334 WESTERN IOWA TEL. ASSN. 630      
712-889 A Smithland IA 1334 WESTERN IOWA TEL. ASSN. 630      
712-944 A Lawton IA 1334 WESTERN IOWA TEL. ASSN. 630      
712-948 A Bronson IA 1334 WESTERN IOWA TEL. ASSN. 630      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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