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: 358

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
712-358 A Havelock IA SXCYIADTCMD  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 630      
712-358 0 Havelock IA   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 630      
712-358 1 Havelock IA   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 630      
712-358 2 Havelock IA   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 630      
712-358 3 Havelock IA   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 630      
712-358 4 Havelock IA   145J TERRA NOVA TELECOM INC. 630   2025-05-17   
712-358 9 Havelock IA   6529 T-MOBILE USA, INC. 630   2008-01-20   

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

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