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: 789

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
860-789 A Windsor Locks CT   4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920      
860-789 0 Windsor Locks CT   539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2013-05-04   
860-789 1 Windsor Locks CT   539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2013-05-04   
860-789 2 Windsor Locks CT   4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920      
860-789 4 Windsor Locks CT   5562 METROPCS, INC. 920   2020-09-03   
860-789 5 Windsor Locks CT   5562 METROPCS, INC. 920   2020-09-03   
860-789 6 Windsor Locks CT   639C ONVOY, LLC - CT 920   2024-06-07   
860-789 7 Windsor Locks CT   6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2018-11-17   
860-789 8 Windsor Locks CT   5562 METROPCS, INC. 920   2018-11-17   
860-789 9 Windsor Locks CT   639C ONVOY, LLC - CT 920   2026-01-12   

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

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