Confidence: Medium · Source: FCC ULS · As of 2026-09-09
K2SQL callsign genealogy
Currently held by Bailey, Michael D
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 K2SQL's current licensee, walking backwards.
- Bailey, Michael DNYgranted 2018-10-23cancelled 2018-11-16
Successor callsigns
Callsigns held now by people who previously held K2SQL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K2SQL, oldest first.
- FIRTH, WILLIAM H NY1998-01-06 → cancelled 1999-09-04
- Bailey, Michael D NY2018-11-16 active