Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W5OKF callsign genealogy
Currently held by CLARK, DAVID 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 W5OKF's current licensee, walking backwards.
- HOFEN, BRIAN GOKgranted 2016-11-28cancelled 2016-12-20
Successor callsigns
Callsigns held now by people who previously held W5OKF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W5OKF, oldest first.
- CLARK, DAVID B TX2002-06-25 → cancelled 2014-09-23
- HOFEN, BRIAN G OK2016-12-20 active