Local Calling Guide

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Search area code/prefix (NPA/NXX)
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NPA: 203 [Rate centres in NPA 203] [Dial plan for NPA 203]

NXX: 870

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
203-870 A Bridgeport CT NRWLCT02XMD  4950 CABLEVISION LIGHTPATH, INC. - CT 920      
203-870 0 Bridgeport CT   612K CSC VOICE, LLC 920      
203-870 1 Bridgeport CT   612K CSC VOICE, LLC 920      
203-870 2 Bridgeport CT NRWLCTCVDS0  4950 CABLEVISION LIGHTPATH, INC. - CT 920      
203-870 3 Bridgeport CT NRWLCTCVDS0  4950 CABLEVISION LIGHTPATH, INC. - CT 920      
203-870 4 Bridgeport CT   612K CSC VOICE, LLC 920   2006-04-10   
203-870 5 Bridgeport CT MDTWCTNIBMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2005-06-19   
203-870 6 Bridgeport CT   612K CSC VOICE, LLC 920      
203-870 7 Bridgeport CT NRWLCTCVDS0  4950 CABLEVISION LIGHTPATH, INC. - CT 920      
203-870 8 Bridgeport CT   612K CSC VOICE, LLC 920      
203-870 9 Bridgeport CT   612K CSC VOICE, LLC 920      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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