Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7YU callsign genealogy
Currently held by CHURCHWELL MR, DONALD W
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 K7YU's current licensee, walking backwards.
- Bottom, Talitha RORgranted 2010-04-07cancelled 2019-08-20
Successor callsigns
Callsigns held now by people who previously held K7YU.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K7YU, oldest first.
- CHURCHWELL MR, DONALD W WA2007-10-24 → cancelled 2017-07-31
- Bottom, Talitha R OR2019-08-20 active