Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 712 [Rate centres in NPA 712] [Dial plan for NPA 712]

NXX: 231

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
712-231 A Hospers IA SXCYIADTRMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 630      
712-231 0 Hospers IA SXCYIA78X9X  6529 T-MOBILE USA, INC. 630   2007-12-06   
712-231 1 Hospers IA SXCYIADTRMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 630      
712-231 9 Hospers IA SXCYIADTCMD  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 630   2022-08-05   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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