Local Calling Guide

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Greenwich, CT

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
475-383 0   639C ONVOY, LLC - CT 132   2025-01-12   
475-383 1   639C ONVOY, LLC - CT 132   2025-04-06   
475-383 4   6622 OMNIPOINT COMMUNICATIONS, INC. - NY 132   2025-05-30   
475-383 5   6622 OMNIPOINT COMMUNICATIONS, INC. - NY 132   2025-10-10   
475-383 8   732J NUSO, LLC 132   2025-01-13   
475-383 9   732J NUSO, LLC 132   2025-01-13   
475-500 A NYCMNYBXDSL  639C ONVOY, LLC - CT 132      
475-500 0   639C ONVOY, LLC - CT 132   2019-09-12   
475-500 1   539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 132   2019-09-13   
475-500 2   639C ONVOY, LLC - CT 132   2020-03-02   
475-500 3   639C ONVOY, LLC - CT 132   2020-03-02   
475-500 4   539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 132   2020-04-10   
475-500 5   639C ONVOY, LLC - CT 132   2019-09-12   
475-500 6   639C ONVOY, LLC - CT 132   2024-08-14   
475-500 7   639C ONVOY, LLC - CT 132   2020-07-06   
475-500 8   639C ONVOY, LLC - CT 132   2020-07-06   
475-500 9   639C ONVOY, LLC - CT 132   2020-07-06   
475-897 A   612K CSC VOICE, LLC 132      
475-897 0   866H BARR TEL USA, INC. - CT 132   2016-07-18   
475-897 1   612K CSC VOICE, LLC 132   2015-08-06   
475-897 2   4800 LEVEL 3 COMMUNICATIONS, LLC - CT 132   2015-09-26   
475-897 3   539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 132   2017-07-08   
475-897 4   7140 TC SYSTEMS, INC. - NY 132   2018-07-20   
475-897 5   639C ONVOY, LLC - CT 132   2018-09-02   
475-897 6   073H TELNYX LLC 132   2019-05-22   
475-897 7   639C ONVOY, LLC - CT 132   2016-03-11   
475-897 8   199F BANDWIDTH.COM CLEC, LLC - CT 132   2016-08-15   
475-897 9   639C ONVOY, LLC - CT 132   2016-03-11   

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

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