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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NPA: 620 [Rate centres in NPA 620] [Dial plan for NPA 620]

NXX: 455

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
620-455 A Oxford KS OXFRKSXARS0  1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-455 0 Oxford KS OXFRKSXARS0  1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-455 1 Oxford KS WCHTKSBRX0X  205F ONVOY, LLC - KS 532      
620-455 2 Oxford KS OXFRKSXARS0  1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-455 3 Oxford KS OXFRKSXARS0  1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-455 4 Oxford KS WCHTKSMBX2X  2240 LEVEL 3 COMMUNICATIONS, LLC - KS 532      
620-455 5 Oxford KS WCHTKSBRX0X  205F ONVOY, LLC - KS 532      
620-455 6 Oxford KS WCHTKSBRX0X  205F ONVOY, LLC - KS 532      
620-455 7 Oxford KS WCHTKSBRXVY  508J CENTURYLINK COMMUNICATIONS, LLC 532      
620-455 8 Oxford KS WCHTKSBRX0X  205F ONVOY, LLC - KS 532      
620-455 9 Oxford KS WCHTKSBRX0X  205F ONVOY, LLC - KS 532      

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

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