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: 871

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
507-871 A Elgin MN ROCHMNROUMD  184D ONVOY, LLC - MN 620      
507-871 1 Elgin MN   184D ONVOY, LLC - MN 620   2021-03-08   
507-871 3 Elgin MN   145J TERRA NOVA TELECOM INC. 620   2025-08-30   
507-871 7 Elgin MN   508J CENTURYLINK COMMUNICATIONS, LLC 620   2017-05-11   
507-871 8 Elgin MN   184D ONVOY, LLC - MN 620   2020-11-02   

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

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