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: 433

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
203-433 A Branford CT HRFRCTCR3MD  318J COMCAST IP PHONE, LLC 920      
203-433 0 Branford CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920      
203-433 1 Branford CT NWHNCT030MD  3863 CTC COMMUNICATIONS CORP. - CT 920      
203-433 2 Branford CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920      
203-433 3 Branford CT HRFRCTASDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920      
203-433 4 Branford CT HRFRCTCR3MD  318J COMCAST IP PHONE, LLC 920      
203-433 5 Branford CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920      
203-433 6 Branford CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920      
203-433 7 Branford CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920      
203-433 8 Branford CT SMFRCTPU4MD  4800 LEVEL 3 COMMUNICATIONS, LLC - CT 920      
203-433 9 Branford CT   145J TERRA NOVA TELECOM INC. 920      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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