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.

NPA: 712 [Rate centres in NPA 712] [Dial plan for NPA 712]

NXX: 205

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
712-205 A Audubon IA ADBNIAXOPS0  1170 WINDSTREAM IOWA COMMUNICATIONS, INC. - SYSTEMS 644      
712-205 0 Audubon IA DESMIAITGT5  444G AUREON COMMUNICATIONS, LLC 644      
712-205 1 Audubon IA   6701 AERIAL COMMUNICATIONS, INC. 644      
712-205 8 Audubon IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 644      
712-205 9 Audubon IA ADBNIAXOPS0  1170 WINDSTREAM IOWA COMMUNICATIONS, INC. - SYSTEMS 644      

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.