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: HDSNKSXARS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
620-458 A Hudson KS 1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-458 0 Hudson KS 1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-458 1 Hudson KS 1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-458 2 Hudson KS 1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-458 3 Hudson KS 1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-458 4 Hudson KS 1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-458 5 Hudson KS 1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-458 7 Hudson KS 1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-458 8 Hudson KS 1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-458 9 Hudson KS 1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      

Last updated: Sat, 10 Oct 2026 15:24:20 UTC

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