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: WLMTMNXARS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
507-926 A Wilmont MN 1445 CENTURYTEL OF MINNESOTA, INC. DBA CENTURYLINK 620      
507-926 0 Wilmont MN 1445 CENTURYTEL OF MINNESOTA, INC. DBA CENTURYLINK 620      
507-926 1 Wilmont MN 1445 CENTURYTEL OF MINNESOTA, INC. DBA CENTURYLINK 620      
507-926 5 Wilmont MN 1445 CENTURYTEL OF MINNESOTA, INC. DBA CENTURYLINK 620      
507-926 9 Wilmont MN 1445 CENTURYTEL OF MINNESOTA, INC. DBA CENTURYLINK 620      

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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