Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB0LT callsign genealogy
Currently held by Hall, Vernon 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 AB0LT's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held AB0LT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AB0LT, oldest first.
- Hall, Vernon D IA2000-01-20 → cancelled 2012-02-14
- Drees Sr, Douglas F IA2015-02-21 active