Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W5KSK callsign genealogy
Currently held by JEFFERSON, ORVILLE S
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 W5KSK's current licensee, walking backwards.
- Legal, Marvin LTXgranted 2016-04-15cancelled 2021-01-30
Successor callsigns
Callsigns held now by people who previously held W5KSK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W5KSK, oldest first.
- JEFFERSON, ORVILLE S TX1992-02-04 → cancelled 2004-02-05
- Legal, Marvin L TX2021-01-30 active