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: 457

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
712-457 A Pierson IA SXCYIADT9MD  221F ONVOY, LLC - IA 630      
712-457 0 Pierson IA SXCYIADT9MD  221F ONVOY, LLC - IA 630   2023-09-10   
712-457 2 Pierson IA SXCYIADT9MD  221F ONVOY, LLC - IA 630   2023-07-14   

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

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