Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AD0HF callsign genealogy
Currently held by Demerest, Greg L
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 AD0HF's current licensee, walking backwards.
- Demerest, Greg LMOgranted 2014-01-28cancelled 2014-02-06
Successor callsigns
Callsigns held now by people who previously held AD0HF.
No current licensee on record previously held this callsign.