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: 959 [Rate centres in NPA 959] [Dial plan for NPA 959]

NXX: 228

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
959-228 A Cornwall CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920      
959-228 0 Cornwall CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920      
959-228 1 Cornwall CT MDTWCTNIGT1  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920      
959-228 5 Cornwall CT HRFRCTCR3MD  318J COMCAST IP PHONE, LLC 920      
959-228 6 Cornwall CT NWHNCT02XJX  624H ONVOY SPECTRUM, LLC 920      
959-228 7 Cornwall CT NWHNCT02XJX  624H ONVOY SPECTRUM, LLC 920      
959-228 8 Cornwall CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920      
959-228 9 Cornwall CT MDTWCTNIGT1  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920      

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.