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-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
320-236 A South Haven MN ANDLMNXBDS0  628      
320-243 A Paynesville MN ANDLMNXBDS2  628      
320-274 A Annandale MN ANDLMNXBDS0  628      
320-430 A Annandale MN ANDLMNXBPS0  628      
320-430 9 Annandale MN   628   2016-10-10   
320-963 A Maple Lake MN ANDLMNXBDS0  628      
763-658 A Montwave MN ANDLMNXBDS0  628      
763-675 A Montwave MN ANDLMNXBDS0  628      

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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