Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WO7C callsign genealogy
Currently held by Boatman, Eugene 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 WO7C's current licensee, walking backwards.
- JOHNSON, LARRY DAZgranted 2018-01-10cancelled 2019-05-21
Successor callsigns
Callsigns held now by people who previously held WO7C.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WO7C, oldest first.
- PETERSON, RUBY J WA1997-07-31 → cancelled 2002-03-07
- Boatman, Eugene F WA2007-04-13 → cancelled 2019-04-16
- JOHNSON, LARRY D AZ2019-05-21 active