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: 917 [Rate centres in NPA 917] [Dial plan for NPA 917]

NXX: 852

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
917-852 A New York City Zone 09 NY   384C ONVOY, LLC- NY 132      
917-852 0 New York City Zone 09 NY   997E BANDWIDTH.COM CLEC, LLC - NY 132   2026-05-02   
917-852 1 New York City Zone 09 NY   997E BANDWIDTH.COM CLEC, LLC - NY 132   2026-05-02   
917-852 2 New York City Zone 09 NY   384C ONVOY, LLC- NY 132   2025-07-27   
917-852 3 New York City Zone 09 NY   384C ONVOY, LLC- NY 132   2025-07-27   
917-852 4 New York City Zone 09 NY   384C ONVOY, LLC- NY 132   2025-07-27   
917-852 6 New York City Zone 09 NY   490J BOOST SUBSCRIBERCO L.L.C. 132   2025-11-03   

Last updated: Sat, 02 May 2026 12:20:53 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.