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.
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Switch: MPLSMNDTX8Y

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
612-322 7 Twin Cities MN 156J RCLEC, INC. 628   2017-03-06   
612-503 A Twin Cities MN 156J RCLEC, INC. 628      
612-503 4 Twin Cities MN 156J RCLEC, INC. 628   2015-05-29   
612-930 A Twin Cities MN 156J RCLEC, INC. 628      
612-930 4 Twin Cities MN 156J RCLEC, INC. 628   2014-07-01   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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