Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB4GO callsign genealogy
Currently held by MORRIS, THOMAS 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 AB4GO's current licensee, walking backwards.
- O'Neill Jr, Gregory AFLgranted 2002-08-05cancelled 2007-11-24
Successor callsigns
Callsigns held now by people who previously held AB4GO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AB4GO, oldest first.
- MORRIS, THOMAS P NC1988-03-01 → cancelled 2000-03-02
- O'Neill Jr, Gregory A FL2017-10-04 active