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: 490

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
620-490 A Burlington KS WCHTKSBRXFX  6267 UNITED STATES CELLULAR - KS 532      
620-490 0 Burlington KS WCHTKSBRXFX  6267 UNITED STATES CELLULAR - KS 532      
620-490 1 Burlington KS WCHTKSBRXFX  6267 UNITED STATES CELLULAR - KS 532      
620-490 2 Burlington KS WCHTKSBRXFX  6267 UNITED STATES CELLULAR - KS 532      
620-490 3 Burlington KS WCHTKSBRX0X  205F ONVOY, LLC - KS 532      
620-490 4 Burlington KS WCHTKSBRX0X  205F ONVOY, LLC - KS 532      
620-490 6 Burlington KS WCHTKSBRX0X  205F ONVOY, LLC - KS 532      
620-490 7 Burlington KS WCHTKSBRX0X  205F ONVOY, LLC - KS 532      

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

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