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: 691

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
507-691 A Spring Grove MN ROCHMNRO9MD  719F MCC TELEPHONY OF MINNESOTA, LLC - MN 620      
507-691 4 Spring Grove MN ROCHMNROTMD  5256 LEVEL 3 COMMUNICATIONS, LLC - MN 620   2022-06-18   
507-691 8 Spring Grove MN ROCHMNROQMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 620   2021-07-23   
507-691 9 Spring Grove MN ROCHMNRO9MD  719F MCC TELEPHONY OF MINNESOTA, LLC - MN 620   2010-07-16   

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

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