Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 475 [Rate centres in NPA 475] [Dial plan for NPA 475]

NXX: 253

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
475-253 A Wallingford CT HRFRCT0380Z  539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920      
475-253 0 Wallingford CT HRFRCT0379Z  199F BANDWIDTH.COM CLEC, LLC - CT 920   2019-04-29   
475-253 1 Wallingford CT HRFRCT03HMD  073H TELNYX LLC 920   2019-05-13   
475-253 2 Wallingford CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2019-03-18   
475-253 3 Wallingford CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2019-03-18   
475-253 4 Wallingford CT HRFRCTASDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 920   2019-06-13   
475-253 5 Wallingford CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2020-06-21   
475-253 6 Wallingford CT HRFRCTCR3MD  318J COMCAST IP PHONE, LLC 920   2019-05-20   
475-253 7 Wallingford CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2020-02-28   
475-253 8 Wallingford CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2020-02-28   
475-253 9 Wallingford CT HRFRCT0380Z  539F PEERLESS NETWORK OF CONNECTICUT, LLC - CT 920   2018-12-15   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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