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: 360 [Rate centres in NPA 360] [Dial plan for NPA 360]

NXX: 372

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
360-372 A Dewatto WA DWTOWAXADS0  2423 INLAND TEL CO 674      
360-372 0 Dewatto WA   2423 INLAND TEL CO 674      
360-372 1 Dewatto WA   2423 INLAND TEL CO 674      
360-372 2 Dewatto WA   2423 INLAND TEL CO 674      
360-372 3 Dewatto WA   2423 INLAND TEL CO 674      
360-372 4 Dewatto WA   2423 INLAND TEL CO 674      
360-372 5 Dewatto WA   2423 INLAND TEL CO 674      

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.