Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 639C ONVOY, LLC - CT

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
959-998 1 Lyme CT HRFRCTBCDS1  920   2020-07-12   
959-998 2 Lyme CT HRFRCTBCDS1  920   2020-07-12   
959-999 A Hartford CT HRFRCTBCDS1  920      
959-999 3 Hartford CT HRFRCTBCDS1  920   2015-02-21   
959-999 6 Hartford CT HRFRCTBCDS1  920   2015-07-31   
959-999 7 Hartford CT HRFRCTBCDS1  920   2015-07-31   
959-999 8 Hartford CT HRFRCTBCDS1  920   2015-07-31   
959-999 9 Hartford CT HRFRCTBCDS1  920   2014-12-01   

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Last updated: Tue, 29 Sep 2026 03:00:13 UTC

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