Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WN0JDS callsign genealogy
Currently held by Siefkes, Joshua D
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 WN0JDS's current licensee, walking backwards.
- Siefkes, Joshua DNEgranted 2018-06-01cancelled 2018-06-22
Successor callsigns
Callsigns held now by people who previously held WN0JDS.
No current licensee on record previously held this callsign.