Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1BA callsign genealogy
Currently held by Rufo JR, ROBERT F
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 K1BA's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held K1BA.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K1BA, oldest first.
- BACON, ALLAN L MA2009-03-24 → cancelled 2021-04-20
- Rufo JR, ROBERT F MA2021-05-08 active