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: 363 [Rate centres in NPA 363] [Dial plan for NPA 363]

NXX: 999

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
363-999 A Nassau Zone 3 NY   558C REGIONAL TELEPHONE CORPORATION - NY 132      
363-999 0 Nassau Zone 3 NY   384C ONVOY, LLC- NY 132      
363-999 1 Nassau Zone 3 NY   384C ONVOY, LLC- NY 132      
363-999 2 Nassau Zone 3 NY   384C ONVOY, LLC- NY 132      
363-999 3 Nassau Zone 3 NY   384C ONVOY, LLC- NY 132      
363-999 4 Nassau Zone 3 NY   384C ONVOY, LLC- NY 132      
363-999 5 Nassau Zone 3 NY   384C ONVOY, LLC- NY 132      
363-999 6 Nassau Zone 3 NY   384C ONVOY, LLC- NY 132      
363-999 7 Nassau Zone 3 NY   384C ONVOY, LLC- NY 132      
363-999 8 Nassau Zone 3 NY   384C ONVOY, LLC- NY 132      
363-999 9 Nassau Zone 3 NY   558C REGIONAL TELEPHONE CORPORATION - NY 132      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.