Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W0SKP callsign genealogy
Currently held by Malm, James E
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 W0SKP's current licensee, walking backwards.
- Malm, James EMNgranted 2017-03-15cancelled 2018-06-12
Successor callsigns
Callsigns held now by people who previously held W0SKP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W0SKP, oldest first.
- WATSON, JOHN H SD2006-05-23 → cancelled 2018-05-24
- Malm, James E MN2018-06-12 active