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: 305

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
620-305 A Chanute KS WCHTKSBRXFX  6267 UNITED STATES CELLULAR - KS 532      
620-305 0 Chanute KS WCHTKSTPNMD  073H TELNYX LLC 532      
620-305 1 Chanute KS WCHTKSBRX7Z  6532 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - KS 532      
620-305 2 Chanute KS WCHTKSMBX2X  2240 LEVEL 3 COMMUNICATIONS, LLC - KS 532      
620-305 3 Chanute KS WCHTKSBRX5Y  7593 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - KS 532      
620-305 4 Chanute KS WCHTKSBRX0X  205F ONVOY, LLC - KS 532      
620-305 5 Chanute KS   205F ONVOY, LLC - KS 532      
620-305 6 Chanute KS WCHTKSBRXFX  6267 UNITED STATES CELLULAR - KS 532      
620-305 7 Chanute KS   205F ONVOY, LLC - KS 532      
620-305 8 Chanute KS WCHTKSBRXFX  6267 UNITED STATES CELLULAR - KS 532      
620-305 9 Chanute KS WCHTKSBRXFX  6267 UNITED STATES CELLULAR - KS 532      

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.