Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W2SA callsign genealogy
Currently held by KOBAYASHI, NOBUO
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by W2SA's current licensee, walking backwards.
- ASAY, STEVE JNJgranted 2010-01-13cancelled 2011-04-15
Successor callsigns
Callsigns held now by people who previously held W2SA.
- KOBAYASHI, NOBUOORgranted 2019-03-05cancelled 2020-07-14
All historical holders
Every license row we've seen with the callsign W2SA, oldest first.
- SOCIETY OF ROCHESTER TRANSMITTING AMATS NY1995-11-29 → cancelled 2007-11-30
- KOBAYASHI, NOBUO OR2007-12-18 → cancelled 2009-03-27
- ASAY, STEVE J CO2021-01-27 active