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: 573

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
507-573 A Owatonna MN ROCHMNROTMD  5256 LEVEL 3 COMMUNICATIONS, LLC - MN 620      
507-573 1 Owatonna MN OWTNMNOWOMD  6701 AERIAL COMMUNICATIONS, INC. 620   2005-07-29   
507-573 2 Owatonna MN OWTNMNOWOMD  6701 AERIAL COMMUNICATIONS, INC. 620   2005-11-14   
507-573 3 Owatonna MN OWTNMNOWOMD  6701 AERIAL COMMUNICATIONS, INC. 620   2006-08-06   
507-573 4 Owatonna MN ROCHMNROTMD  5256 LEVEL 3 COMMUNICATIONS, LLC - MN 620      
507-573 5 Owatonna MN ROCHMNROTMD  5256 LEVEL 3 COMMUNICATIONS, LLC - MN 620   2006-07-22   
507-573 6 Owatonna MN OWTNMNOWOMD  6701 AERIAL COMMUNICATIONS, INC. 620   2008-02-08   

Last updated: Tue, 31 Mar 2026 13:56:49 UTC

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