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: 587

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
507-587 A Red Del MN RDFLMNXR0MD  719F MCC TELEPHONY OF MINNESOTA, LLC - MN 620      
507-587 1 Red Del MN RDFLMNXR0MD  719F MCC TELEPHONY OF MINNESOTA, LLC - MN 620   2010-08-08   
507-587 8 Red Del MN ROCHMNROQMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 620   2011-01-04   
507-587 9 Red Del MN ROCHMNROQMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 620   2024-01-01   

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

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