Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K3SCH callsign genealogy
Currently held by COFFIN, WENDELL 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 K3SCH's current licensee, walking backwards.
- Hamill, Steven CCAgranted 2020-09-15cancelled 2021-04-03
Successor callsigns
Callsigns held now by people who previously held K3SCH.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K3SCH, oldest first.
- COFFIN, WENDELL D FL1993-11-02 → cancelled 2005-11-03
- Hamill, Steven C CA2021-04-03 active