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: OWTNMNOWYMD

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
507-944 6 Stewartville MN 508J CENTURYLINK COMMUNICATIONS, LLC 620      
507-945 7 Round Lake MN 508J CENTURYLINK COMMUNICATIONS, LLC 620      
507-947 8 Cambria MN 508J CENTURYLINK COMMUNICATIONS, LLC 620      
507-967 5 Ellsworth MN 508J CENTURYLINK COMMUNICATIONS, LLC 620      
507-969 6 West Concord MN 508J CENTURYLINK COMMUNICATIONS, LLC 620      
641-298 7 Amund IA 508J CENTURYLINK COMMUNICATIONS, LLC 620      
641-329 7 Bailey IA 508J CENTURYLINK COMMUNICATIONS, LLC 620      

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Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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