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: 860 [Rate centres in NPA 860] [Dial plan for NPA 860]

NXX: 689

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
860-689 A Harwinton CT TRTNCT00DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
860-689 0 Harwinton CT TRTNCT00DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
860-689 1 Harwinton CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2020-07-06   
860-689 2 Harwinton CT TRTNCT00DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
860-689 3 Harwinton CT MDTWCTNIGT1  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920      
860-689 4 Harwinton CT MDTWCTNIGT1  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2006-12-11   
860-689 5 Harwinton CT MDTWCTNIGT1  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2007-02-12   
860-689 6 Harwinton CT MDTWCTNIGT1  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2008-07-23   
860-689 7 Harwinton CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2013-09-06   
860-689 8 Harwinton CT MDTWCTNIGT1  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2020-03-24   
860-689 9 Harwinton CT MDTWCTNIGT1  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2020-03-24   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.