Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7TFO callsign genealogy
Currently held by Gilliam, Dennis 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 W7TFO's current licensee, walking backwards.
- Gilliam, Dennis DAZgranted 2009-02-24cancelled 2009-03-17
Successor callsigns
Callsigns held now by people who previously held W7TFO.
No current licensee on record previously held this callsign.