Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W8WOJ callsign genealogy
Currently held by CHRISTENSEN, DONALD 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 W8WOJ's current licensee, walking backwards.
- Woitovich, Thomas DOHgranted 2020-09-08cancelled 2020-12-18
Successor callsigns
Callsigns held now by people who previously held W8WOJ.
- CHRISTENSEN, DONALD FMIgranted 2018-11-06
All historical holders
Every license row we've seen with the callsign W8WOJ, oldest first.
- CHRISTENSEN, DONALD F MI2014-01-22 → cancelled 2018-11-06
- Woitovich, Thomas D OH2020-12-18 active