Local Calling Guide

Area code/prefix search

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

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
203-928 A New Haven CT NWHNCT03DS0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-928 0 New Haven CT   6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2006-09-30   
203-928 1 New Haven CT   9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-928 2 New Haven CT   9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-928 3 New Haven CT   9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-928 4 New Haven CT   9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-928 5 New Haven CT   9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-928 6 New Haven CT   9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920      
203-928 7 New Haven CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2009-07-28   
203-928 8 New Haven CT   6624 OMNIPOINT COMMUNICATIONS, INC. - CT 920   2006-11-25   
203-928 9 New Haven CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2009-07-28   

Last updated: Thu, 31 Jan 2019 11:20:40 UTC

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