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: 934 [Rate centres in NPA 934] [Dial plan for NPA 934]

NXX: 252

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
934-252 A Central Islip NY WHPLNYGRX0X  425J CSC WIRELESS, LLC 132      
934-252 0 Central Islip NY WHPLNYGRX0X  425J CSC WIRELESS, LLC 132   2023-12-08   
934-252 1 Central Islip NY WHPLNYGRX0X  425J CSC WIRELESS, LLC 132   2023-12-08   
934-252 2 Central Islip NY WHPLNYGRX0X  425J CSC WIRELESS, LLC 132   2023-12-08   
934-252 3 Central Islip NY WHPLNYGRX0X  425J CSC WIRELESS, LLC 132   2023-12-08   
934-252 4 Central Islip NY   384C ONVOY, LLC- NY 132   2026-10-11   
934-252 5 Central Islip NY SYOSNYGNCM1  5562 METROPCS, INC. 132   2025-04-23   
934-252 6 Central Islip NY NYCMNYBXJMD  073H TELNYX LLC 132   2025-08-02   
934-252 7 Central Islip NY NYCMNYBXDSL  384C ONVOY, LLC- NY 132   2025-10-26   
934-252 8 Central Islip NY NYCMNYBXDSL  384C ONVOY, LLC- NY 132   2024-04-04   
934-252 9 Central Islip NY NYCMNYBXDSL  384C ONVOY, LLC- NY 132   2024-04-04   

Last updated: Sat, 10 Oct 2026 15:24:20 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.