Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 959 [Rate centres in NPA 959] [Dial plan for NPA 959]

NXX: 247

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
959-247 A Norwich CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920      
959-247 0 Norwich CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2023-03-11   
959-247 1 Norwich CT HRFRCTASBMD  6388 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CT 920   2023-03-11   
959-247 2 Norwich CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2023-06-26   
959-247 3 Norwich CT HRFRCT0389Z  490J DISH WIRELESS, LLC 920   2023-03-12   
959-247 4 Norwich CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2023-08-18   
959-247 5 Norwich CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2023-08-18   
959-247 6 Norwich CT HRFRCT0389Z  490J DISH WIRELESS, LLC 920   2023-07-03   
959-247 7 Norwich CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2023-08-18   
959-247 8 Norwich CT HRFRCTBC2MD  073H TELNYX LLC 920   2023-04-24   
959-247 9 Norwich CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2023-08-18   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.