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.

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

NXX: 931

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
620-931 A Hutchinson KS HTSNKS02DS0  9533 SOUTHWESTERN BELL 532      
620-931 0 Hutchinson KS   6532 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - KS 532   2008-07-18   
620-931 1 Hutchinson KS   6529 T-MOBILE USA, INC. 532   2007-03-24   
620-931 2 Hutchinson KS   9533 SOUTHWESTERN BELL 532      
620-931 3 Hutchinson KS   6529 T-MOBILE USA, INC. 532   2007-03-24   
620-931 4 Hutchinson KS   6529 T-MOBILE USA, INC. 532   2007-04-24   
620-931 5 Hutchinson KS   6532 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - KS 532   2008-07-18   
620-931 6 Hutchinson KS   6529 T-MOBILE USA, INC. 532   2007-04-24   
620-931 7 Hutchinson KS   6532 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - KS 532   2008-04-04   
620-931 8 Hutchinson KS   6532 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - KS 532   2008-04-04   
620-931 9 Hutchinson KS   5562 METROPCS, INC. 532   2016-05-14   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.