Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W9JGK callsign genealogy
Currently held by Kristof, James G
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 W9JGK's current licensee, walking backwards.
- Kristof, James GILgranted 2013-09-23cancelled 2013-11-09
Successor callsigns
Callsigns held now by people who previously held W9JGK.
No current licensee on record previously held this callsign.