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.

Switch: OWTNMNOW45G

Remotes:

Switch Switch name Switch type
CTFDMNCHRS8  CHATFIELD  5ER 
GLVLMNGLRS4  GLENVILLE  5ER 
STCHMNSCRS9  ST CHARLES  5ER 
STVLMNSTRS5  STEWARTVILLE  5ER 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
507-444 A Owatonna MN 9631 QWEST CORPORATION 620      
507-446 A Owatonna MN 9631 QWEST CORPORATION 620      
507-446 0 Owatonna MN 9631 QWEST CORPORATION 620      
507-446 1 Owatonna MN 9631 QWEST CORPORATION 620      
507-446 2 Owatonna MN 9631 QWEST CORPORATION 620      
507-446 4 Owatonna MN 9631 QWEST CORPORATION 620      
507-446 5 Owatonna MN 9631 QWEST CORPORATION 620      
507-446 7 Owatonna MN 9631 QWEST CORPORATION 620      
507-446 8 Owatonna MN 9631 QWEST CORPORATION 620      
507-446 9 Owatonna MN 9631 QWEST CORPORATION 620      
507-451 A Owatonna MN 9631 QWEST CORPORATION 620      
507-455 A Owatonna MN 9631 QWEST CORPORATION 620      
507-774 A Owatonna MN 9631 QWEST CORPORATION 620      
507-774 7 Owatonna MN 9631 QWEST CORPORATION 620      
507-774 8 Owatonna MN 9631 QWEST CORPORATION 620      
507-977 2 Owatonna MN 9631 QWEST CORPORATION 620   2009-06-22   
507-977 3 Owatonna MN 9631 QWEST CORPORATION 620   2009-06-22   
507-977 4 Owatonna MN 9631 QWEST CORPORATION 620   2009-06-22   

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

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