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: WNDMKSXARS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
620-489 A Windom KS 1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-489 0 Windom KS 1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-489 1 Windom KS 1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-489 2 Windom KS 1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-489 3 Windom KS 1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-489 4 Windom KS 1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-489 5 Windom KS 1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-489 6 Windom KS 1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-489 7 Windom KS 1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-489 9 Windom KS 1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      

Last updated: Sat, 02 May 2026 12:20:53 UTC

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