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: 450

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
475-450 A Bridgeport CT HRFRCT0344Z  866H BARR TEL USA, INC. - CT 920      
475-450 0 Bridgeport CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2023-07-22   
475-450 1 Bridgeport CT HRFRCT0344Z  866H BARR TEL USA, INC. - CT 920   2022-04-23   
475-450 2 Bridgeport CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2022-09-08   
475-450 3 Bridgeport CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2022-09-08   
475-450 4 Bridgeport CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2022-09-08   
475-450 5 Bridgeport CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2022-11-05   
475-450 6 Bridgeport CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2023-08-11   
475-450 7 Bridgeport CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2023-06-26   
475-450 8 Bridgeport CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2023-05-14   
475-450 9 Bridgeport CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2023-06-26   

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

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