Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K7BUC callsign genealogy
Currently held by BUMP, SHANNON K
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 K7BUC's current licensee, walking backwards.
- BUMP, SHANNON KUTgranted 2014-10-07cancelled 2023-04-04
Successor callsigns
Callsigns held now by people who previously held K7BUC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K7BUC, oldest first.
- WINIECKI, DEL AZ2007-11-30 → cancelled 2020-02-21
- BUMP, SHANNON K UT2023-04-04 active