Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

OCN: 4768 CLARITY TELECOM, LLC DBA BLUEPEAK

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
507-212 A Tracy MN MRSHMNBLDS0  620      
507-337 A Marshall MN MRSHMNBLDS0  620      
507-343 A Worthington MN WOTNMNAIDS0  620      
507-371 A Lake Wilson MN PPSTMNAGDS0  620      
507-393 A Slayton MN WOTNMNAIDS0  620      
507-395 A Currie MN MRSHMNBLDS0  620      
507-449 A Luverne MN LVRNMNAJDS0  620      
507-544 A Rushmore MN WOTNMNAIDS0  620      
507-544 0 Rushmore MN WOTNMNAIDS0  620      
507-544 1 Rushmore MN WOTNMNAIDS0  620      
507-544 2 Rushmore MN WOTNMNAIDS0  620      
507-544 3 Rushmore MN WOTNMNAIDS0  620      
507-544 4 Rushmore MN WOTNMNAIDS0  620      
507-544 5 Rushmore MN WOTNMNAIDS0  620      
507-544 6 Rushmore MN WOTNMNAIDS0  620      
507-544 7 Rushmore MN WOTNMNAIDS0  620      
507-562 A Pipestone MN PPSTMNAGDS0  620      
507-590 A Ellsworth MN ADRNMNAA0MD  620      
507-631 A Edgerton MN PPSTMNAGDS0  620      
507-727 A Worthington MN WOTNMNAIDS0  620      
507-827 A Adrian MN PPSTMNAGDS0  620      
507-899 A Jasper MN JSPRMN010MD  620      
507-929 A Marshall MN MRSHMNBLDS0  620      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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