Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W5JGB callsign genealogy
Currently held by Baumann, Jon 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 W5JGB's current licensee, walking backwards.
- Baumann, Jon GTXgranted 2007-06-18cancelled 2007-08-18
Successor callsigns
Callsigns held now by people who previously held W5JGB.
No current licensee on record previously held this callsign.