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: SYRCNY020MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
315-484 1 Syracuse NY 321J HD CARRIER LLC 136   2026-01-18   
315-885 2 Syracuse NY 321J HD CARRIER LLC 136   2026-02-09   
680-254 A Syracuse NY 321J HD CARRIER LLC 136      
680-254 8 Syracuse NY 321J HD CARRIER LLC 136   2023-05-11   
680-254 9 Syracuse NY 321J HD CARRIER LLC 136   2023-05-11   
680-312 9 Syracuse NY 321J HD CARRIER LLC 136   2026-01-18   

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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