Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 507 [Rate centres in NPA 507] [Dial plan for NPA 507]

NXX: 970

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
507-970 A Rochester MN ROCHMNHI9MD  939H COMMIO, LLC 620      
507-970 0 Rochester MN ROCHMNHI9MD  939H COMMIO, LLC 620   2022-12-31   
507-970 9 Rochester MN   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 620   2025-12-12   

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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