Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K2SO callsign genealogy
Currently held by Burganowski, David F
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 K2SO's current licensee, walking backwards.
- Burganowski, David FNYgranted 2020-01-27cancelled 2022-10-21
Successor callsigns
Callsigns held now by people who previously held K2SO.
- RASKIN, MICHAEL MFLgranted 2017-09-12
All historical holders
Every license row we've seen with the callsign K2SO, oldest first.
- OSTROVE, STEVEN A NJ2020-07-09 → cancelled 2020-10-02
- Burganowski, David F NY2022-10-21 active
- RASKIN, MICHAEL M— → cancelled 1997-10-21