Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 860 [Rate centres in NPA 860] [Dial plan for NPA 860]

NXX: 844

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
860-844 A Simsbury CT GRNBCT00RS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
860-844 0 Simsbury CT GRNBCT00RS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
860-844 1 Simsbury CT GRNBCT00RS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
860-844 2 Simsbury CT GRNBCT00RS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
860-844 3 Simsbury CT BLFDCTAP2MD  6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2026-02-12   
860-844 4 Simsbury CT   6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2026-10-19   
860-844 5 Simsbury CT GRNBCT00RS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
860-844 6 Simsbury CT   639C ONVOY, LLC - CT 920   2026-09-28   
860-844 7 Simsbury CT   639C ONVOY, LLC - CT 920   2026-09-28   
860-844 8 Simsbury CT GRNBCT00RS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
860-844 9 Simsbury CT GRNBCT00RS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920   2013-04-03   

Last updated: Sat, 10 Oct 2026 15:24:20 UTC

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