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: 656

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
253-656 A Kent WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
253-656 0 Kent WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
253-656 1 Kent WA TACNWADNCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 674      
253-656 2 Kent WA TACNWADNCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 674      
253-656 3 Kent WA STTLWA03X1X  318J COMCAST IP PHONE, LLC 674      
253-656 4 Kent WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
253-656 5 Kent WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
253-656 6 Kent WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
253-656 7 Kent WA STTLWAWBDSH  159F PEERLESS NETWORK OF WASHINGTON, LLC - WA 674      
253-656 8 Kent WA TACNWADNCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 674      
253-656 9 Kent WA TACNWADNCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 674      

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.