Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AD0FL callsign genealogy
Currently held by Allsop, David F
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 AD0FL's current licensee, walking backwards.
- Allsop, David FMOgranted 2013-08-30cancelled 2013-10-17
Successor callsigns
Callsigns held now by people who previously held AD0FL.
No current licensee on record previously held this callsign.