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: 253 [Rate centres in NPA 253] [Dial plan for NPA 253]

NXX: 210

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
253-210 A Graham WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
253-210 0 Graham WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
253-210 1 Graham WA TACNWADNCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 674      
253-210 2 Graham WA STTLWAWBDS1  483E ONVOY, LLC - WA 674      
253-210 3 Graham WA STTLWAWBDS1  483E ONVOY, LLC - WA 674      
253-210 4 Graham WA STTLWAWBDS1  483E ONVOY, LLC - WA 674      
253-210 5 Graham WA TKWLWAZSPS0  7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 674      
253-210 7 Graham WA   145J TERRA NOVA TELECOM INC. 674      
253-210 8 Graham WA STTLWA03X1X  318J COMCAST IP PHONE, LLC 674      
253-210 9 Graham WA STTLWAWBDSH  159F PEERLESS NETWORK OF WASHINGTON, LLC - WA 674      

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.