Local Calling Guide

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

NXX: 872

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
203-872 A Cheshire CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920      
203-872 0 Cheshire CT HRFRCT0380Z  539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2013-05-03   
203-872 1 Cheshire CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2022-08-22   
203-872 2 Cheshire CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2015-02-09   
203-872 3 Cheshire CT HRFRCT03GT0  9147 SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT 920   2006-06-30   
203-872 4 Cheshire CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2015-05-10   
203-872 5 Cheshire CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2015-05-08   
203-872 6 Cheshire CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2016-05-04   
203-872 7 Cheshire CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2012-12-29   
203-872 8 Cheshire CT   624H ONVOY SPECTRUM, LLC 920   2025-10-04   
203-872 9 Cheshire CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2016-02-11   

Last updated: Mon, 15 Sep 2025 02:24:40 UTC

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