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: 884

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
203-884 A Guilford CT   639C ONVOY, LLC - CT 920      
203-884 0 Guilford CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2015-05-09   
203-884 1 Guilford CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2016-04-24   
203-884 2 Guilford CT NWHNCT02XJX  624H ONVOY SPECTRUM, LLC 920   2021-11-08   
203-884 3 Guilford CT NWHNCT02XJX  624H ONVOY SPECTRUM, LLC 920   2021-02-24   
203-884 4 Guilford CT NWHNCT02XJX  624H ONVOY SPECTRUM, LLC 920   2024-05-31   
203-884 5 Guilford CT NWHNCT02XJX  624H ONVOY SPECTRUM, LLC 920   2021-02-24   
203-884 6 Guilford CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2016-07-14   
203-884 7 Guilford CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2019-02-18   
203-884 8 Guilford CT HRFRCT03HMD  073H TELNYX LLC 920   2018-05-02   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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