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: 431

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
712-431 A Onawa IA SXCYIADTCMD  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 630      
712-431 1 Onawa IA SXCYIA794MD  145J TERRA NOVA TELECOM INC. 630   2024-02-14   
712-431 6 Onawa IA SXCYIADTCMD  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 630      
712-431 9 Onawa IA SXCYIADTCMD  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 630      

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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