Local Calling Guide

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NPA: 203 [Rate centres in NPA 203] [Dial plan for NPA 203]

NXX: 571

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
203-571 A Westport CT NWHNCT02X5X  7421 AT&T - LOCAL 920      
203-571 0 Westport CT SMFRCTQI9MD  3493 GLOBAL CROSSING LOCAL SERVICES, INC. - CT 920      
203-571 1 Westport CT NWHNCT030MD  3722 CONVERSENT COMMUNICATIONS OF CONNECTICUT, LLC - CT 920      
203-571 2 Westport CT MDTWCTNIGT1  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920      
203-571 3 Westport CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920      
203-571 4 Westport CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920      
203-571 5 Westport CT NWHNCT02X5X  7421 AT&T - LOCAL 920      
203-571 6 Westport CT NWHNCT030MD  3722 CONVERSENT COMMUNICATIONS OF CONNECTICUT, LLC - CT 920      
203-571 7 Westport CT BLFDCTAP2MD  5562 METROPCS, INC. 920      
203-571 8 Westport CT BLFDCTAP2MD  5562 METROPCS, INC. 920      
203-571 9 Westport CT MDTWCTNIGT1  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 920      

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

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