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: 356

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
959-356 A Haddam CT HRFRCT03XOX  965H FRACTEL, LLC 920      
959-356 0 Haddam CT NWHNCT02XJX  624H ONVOY SPECTRUM, LLC 920   2021-03-14   
959-356 2 Haddam CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2021-03-04   
959-356 3 Haddam CT HRFRCTBCDS1  639C ONVOY, LLC - CT 920   2021-03-04   
959-356 4 Haddam CT NWHNCT02XJX  624H ONVOY SPECTRUM, LLC 920   2022-02-20   
959-356 5 Haddam CT HRFRCTBC7MD  506J TWILIO INTERNATIONAL, INC. 920   2021-04-05   
959-356 6 Haddam CT NWHNCT02XJX  624H ONVOY SPECTRUM, LLC 920   2022-02-20   
959-356 7 Haddam CT HRFRCT03XOX  965H FRACTEL, LLC 920   2020-09-17   
959-356 9 Haddam CT HRFRCT03XOX  965H FRACTEL, LLC 920   2020-09-17   

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.