Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 620 [Rate centres in NPA 620] [Dial plan for NPA 620]

NXX: 284

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
620-284 A Columbus Rural KS WCHTKSBRXFX  6267 UNITED STATES CELLULAR - KS 532      
620-284 0 Columbus Rural KS   6529 T-MOBILE USA, INC. 532   2025-04-18   
620-284 1 Columbus Rural KS WCHTKSBRXFX  6267 UNITED STATES CELLULAR - KS 532   2014-02-14   
620-284 2 Columbus Rural KS   5562 METROPCS, INC. 532   2025-04-19   
620-284 4 Columbus Rural KS   6529 T-MOBILE USA, INC. 532   2025-06-08   
620-284 8 Columbus Rural KS   6529 T-MOBILE USA, INC. 532   2025-07-06   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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