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.

Switch: PTNMCT00AMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
860-630 7 Putnam CT 732J NUSO, LLC 920   2024-09-09   
959-238 A Putnam CT 732J NUSO, LLC 920      
959-238 1 Putnam CT 732J NUSO, LLC 920   2022-11-16   
959-238 9 Putnam CT 732J NUSO, LLC 920   2024-09-09   
959-258 7 Hartford CT 732J NUSO, LLC 920   2024-11-10   
959-258 8 Hartford CT 732J NUSO, LLC 920   2024-11-10   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.