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: 351

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
712-351 A Havelock IA SXCYIADTCMD  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 630      
712-351 1 Havelock IA   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 630      
712-351 7 Havelock IA   6529 T-MOBILE USA, INC. 630   2018-04-05   
712-351 8 Havelock IA   6529 T-MOBILE USA, INC. 630   2018-04-05   

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

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