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: 838 [Rate centres in NPA 838] [Dial plan for NPA 838]

NXX: 335

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
838-335 A Hartford NY   566J RADIANTIQ LLC 134   2021-03-06   
838-335 0 Hartford NY   566J RADIANTIQ LLC 134   2021-03-06   
838-335 1 Hartford NY   073H TELNYX LLC 134   2021-03-07   
838-335 3 Hartford NY   145J TERRA NOVA TELECOM INC. 134   2021-04-04   
838-335 5 Hartford NY   384C ONVOY, LLC NY 134   2021-04-10   
838-335 6 Hartford NY   624H ONVOY SPECTRUM, LLC 134   2021-04-26   

Last updated: Tue, 04 May 2021 15:04:27 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.