Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W6COT callsign genealogy
Currently held by Cottman, James B
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 W6COT's current licensee, walking backwards.
- Cottman, James BCAgranted 2020-07-09cancelled 2020-07-28
Successor callsigns
Callsigns held now by people who previously held W6COT.
- Cottman, James BKSgranted 2021-12-14
All historical holders
Every license row we've seen with the callsign W6COT, oldest first.
- STROM, CLIFFORD E CA1995-01-26 → cancelled 2007-01-27
- Cottman, James B KS2020-07-28 → cancelled 2021-12-14