Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KB4GFD callsign genealogy
Currently held by Nebel, Robert 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 KB4GFD's current licensee, walking backwards.
- Nebel, Robert ECTgranted 2007-03-14cancelled 2009-09-15
Successor callsigns
Callsigns held now by people who previously held KB4GFD.
- NEBEL, ROBERT ECTgranted 2012-05-18cancelled 2012-12-11