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.

NPA: 763 [Rate centres in NPA 763] [Dial plan for NPA 763]

NXX: 356

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
763-356 A Big Lake MN MPLSMNCD9MD  5256 LEVEL 3 COMMUNICATIONS, LLC - MN 628      
763-356 2 Big Lake MN MPLSMNCDDSC  184D ONVOY, LLC - MN 628   2022-10-01   
763-356 4 Big Lake MN MPLSMNCD9MD  5256 LEVEL 3 COMMUNICATIONS, LLC - MN 628   2022-09-30   
763-356 7 Big Lake MN MPLSMNCDDSC  184D ONVOY, LLC - MN 628   2022-10-27   
763-356 8 Big Lake MN MPLSMNCDDSC  184D ONVOY, LLC - MN 628   2022-10-27   

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.