Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB4TG callsign genealogy
Currently held by MANDELL, STEPHEN E
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 AB4TG's current licensee, walking backwards.
- MANDELL, STEPHEN EFLgranted 2021-03-16
Successor callsigns
Callsigns held now by people who previously held AB4TG.
- MANDELL, STEPHEN EFLgranted 2021-03-16