Local Calling Guide

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NPA: 959 [Rate centres in NPA 959] [Dial plan for NPA 959]

NXX: 955

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
959-955 A Killingworth CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920      
959-955 0 Killingworth CT   624H ONVOY SPECTRUM, LLC 920   2021-03-13   
959-955 1 Killingworth CT   639C ONVOY, LLC - CT 920   2020-08-10   
959-955 2 Killingworth CT   639C ONVOY, LLC - CT 920   2020-08-10   
959-955 3 Killingworth CT   639C ONVOY, LLC - CT 920   2022-01-15   
959-955 4 Killingworth CT   318J COMCAST IP PHONE, LLC 920   2022-06-15   
959-955 6 Killingworth CT   624H ONVOY SPECTRUM, LLC 920   2022-02-20   
959-955 7 Killingworth CT   624H ONVOY SPECTRUM, LLC 920   2022-02-20   
959-955 8 Killingworth CT   539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2024-05-12   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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