Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KE0BAF callsign genealogy
Currently held by CHAPPUIE, WILLIAM 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 KE0BAF's current licensee, walking backwards.
- Finney, BrianCOgranted 2019-05-20cancelled 2019-06-07
Successor callsigns
Callsigns held now by people who previously held KE0BAF.
- CHAPPUIE, WILLIAM BKSgranted 2024-11-05
All historical holders
Every license row we've seen with the callsign KE0BAF, oldest first.
- CHAPPUIE, WILLIAM B KS2014-06-25 → cancelled 2015-01-23
- Finney, Brian CO2019-06-07 active