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: 955

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
712-955 A Merrill IA SXCYIADT9MD  221F ONVOY, LLC - IA 630      
712-955 0 Merrill IA SXCYIADT9MD  221F ONVOY, LLC - IA 630   2023-05-10   
712-955 5 Merrill IA SXCYIA794MD  145J TERRA NOVA TELECOM INC. 630   2024-02-13   
712-955 7 Merrill IA SXCYIA78X1X  9877 LEVEL 3 COMMUNICATIONS, LLC - IA 630   2023-01-08   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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