Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W6OBI callsign genealogy
Currently held by Fulmer, David 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 W6OBI's current licensee, walking backwards.
- Fulmer, David MCAgranted 2020-04-15cancelled 2020-05-05
Successor callsigns
Callsigns held now by people who previously held W6OBI.
No current licensee on record previously held this callsign.