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
203-680 A New Haven CT NWHNCT03DS3  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920   2012-11-30   
203-680 0 New Haven CT   199F BANDWIDTH.COM CLEC, LLC - CT 920   2013-01-20   
203-680 1 New Haven CT   9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920   2012-11-30   
203-680 2 New Haven CT   9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920   2012-11-30   
203-680 3 New Haven CT   4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2013-01-12   
203-680 4 New Haven CT   9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920   2012-11-30   
203-680 5 New Haven CT   9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920   2012-11-30   
203-680 6 New Haven CT   9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920   2012-11-30   
203-680 7 New Haven CT   9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920   2012-11-30   
203-680 8 New Haven CT   199F BANDWIDTH.COM CLEC, LLC - CT 920   2013-01-20   
203-680 9 New Haven CT   539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2013-04-29   

Last updated: Wed, 10 Apr 2019 01:22:05 UTC

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