Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 253 [Rate centres in NPA 253] [Dial plan for NPA 253]

NXX: 236

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
253-236 A Kent WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
253-236 0 Kent WA   6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
253-236 1 Kent WA   483E ONVOY, LLC - WA 674   2009-07-30   
253-236 2 Kent WA   318J COMCAST IP PHONE, LLC 674   2016-03-03   
253-236 3 Kent WA   6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2010-09-24   
253-236 4 Kent WA   318J COMCAST IP PHONE, LLC 674   2008-06-27   
253-236 5 Kent WA   318J COMCAST IP PHONE, LLC 674   2009-04-24   
253-236 6 Kent WA   483E ONVOY, LLC - WA 674   2011-01-09   
253-236 7 Kent WA   483E ONVOY, LLC - WA 674   2012-01-30   
253-236 8 Kent WA   318J COMCAST IP PHONE, LLC 674   2011-01-19   
253-236 9 Kent WA   6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2013-05-04   

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

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