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: 330

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
712-330 A Spirit Lake IA SXCYIADTCMD  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 630      

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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