Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5BBF callsign genealogy
Currently held by RAHM, BRUCE M
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 K5BBF's current licensee, walking backwards.
- SCHILLO, ROBERT ATXgranted 2020-08-26cancelled 2020-09-18
Successor callsigns
Callsigns held now by people who previously held K5BBF.
- Rahm, Bruce MTXgranted 2018-09-17
All historical holders
Every license row we've seen with the callsign K5BBF, oldest first.
- SCHILLO, ROBERT A TX2020-09-18 active
- RAHM, BRUCE M— → cancelled 1998-12-01