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: MPLSMNCDDSE

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
612-424 A Twin Cities MN 149D NEXTERA COMMUNICATIONS, LLC - MN 628      
612-424 6 Twin Cities MN 149D NEXTERA COMMUNICATIONS, LLC - MN 628   2006-07-05   
651-280 2 Twin Cities MN 149D NEXTERA COMMUNICATIONS, LLC - MN 628   2007-11-30   
651-280 3 Twin Cities MN 149D NEXTERA COMMUNICATIONS, LLC - MN 628   2007-11-30   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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