Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB0LK callsign genealogy
Currently held by Hart, Gerald P
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 AB0LK's current licensee, walking backwards.
- HART, GERALD PCOgranted 1999-06-25cancelled 2000-05-26
Successor callsigns
Callsigns held now by people who previously held AB0LK.
- Hart, Gerald PCOgranted 2020-09-02