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
203-361 A New Haven CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2011-02-06   
203-361 0 New Haven CT   6664 SPRINT SPECTRUM L.P. 920   2011-02-17   
203-361 1 New Haven CT   6664 SPRINT SPECTRUM L.P. 920   2011-02-17   
203-361 2 New Haven CT   6664 SPRINT SPECTRUM L.P. 920   2011-02-17   
203-361 3 New Haven CT   4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920   2011-02-06   
203-361 4 New Haven CT   6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2011-02-08   
203-361 5 New Haven CT   6664 SPRINT SPECTRUM L.P. 920   2011-02-17   
203-361 6 New Haven CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2011-02-08   
203-361 7 New Haven CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2011-02-08   
203-361 8 New Haven CT   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920   2011-02-08   
203-361 9 New Haven CT   199F BANDWIDTH.COM CLEC, LLC - CT 920   2011-10-19   

Last updated: Sat, 27 Jul 2019 10:59:49 UTC

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