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: BFLOKSXARS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
620-537 A Buffalo KS 1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-537 0 Buffalo KS 1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-537 1 Buffalo KS 1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-537 2 Buffalo KS 1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-537 3 Buffalo KS 1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-537 4 Buffalo KS 1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-537 5 Buffalo KS 1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-537 6 Buffalo KS 1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-537 7 Buffalo KS 1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-537 8 Buffalo KS 1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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