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: 232

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
507-232 A Nicollet MN   184D ONVOY, LLC - MN 620      
507-232 2 Nicollet MN   145J TERRA NOVA TELECOM INC. 620   2026-07-05   
507-232 3 Nicollet MN   184D ONVOY, LLC - MN 620      
507-232 7 Nicollet MN ROCHMNROUMD  184D ONVOY, LLC - MN 620   2022-09-05   
507-232 8 Nicollet MN ROCHMNROXRX  073H TELNYX LLC 620   2022-08-26   

Last updated: Sat, 04 Jul 2026 13:07:56 UTC

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