Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N8BUL callsign genealogy
Currently held by STEIN, ROY D
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 N8BUL's current licensee, walking backwards.
- Ferguson, CharlesOHgranted 2017-03-09cancelled 2017-04-28
Successor callsigns
Callsigns held now by people who previously held N8BUL.
- STEIN, ROY DOHgranted 2021-07-09
All historical holders
Every license row we've seen with the callsign N8BUL, oldest first.
- STEIN, ROY D OH1995-01-12 → cancelled 2001-07-26
- Ferguson, Charles OH2017-04-28 active