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: MPLSMN07DS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
612-331 A Twin Cities MN 9631 QWEST CORPORATION 628      
612-362 A Twin Cities MN 9631 QWEST CORPORATION 628      
612-378 A Twin Cities MN 9631 QWEST CORPORATION 628      
612-379 A Twin Cities MN 9631 QWEST CORPORATION 628      
612-617 A Twin Cities MN 9631 QWEST CORPORATION 628      
612-623 A Twin Cities MN 9631 QWEST CORPORATION 628      
612-627 A Twin Cities MN 9631 QWEST CORPORATION 628      
612-676 A Twin Cities MN 9631 QWEST CORPORATION 628      
612-884 A Twin Cities MN 9631 QWEST CORPORATION 628      
612-884 0 Twin Cities MN 9631 QWEST CORPORATION 628      
612-884 2 Twin Cities MN 9631 QWEST CORPORATION 628      
612-884 3 Twin Cities MN 9631 QWEST CORPORATION 628      
612-884 5 Twin Cities MN 9631 QWEST CORPORATION 628      
612-884 8 Twin Cities MN 9631 QWEST CORPORATION 628      

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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