Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB4TH callsign genealogy
Currently held by TALBERT, DELBERT S
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 AB4TH's current licensee, walking backwards.
- N4SHFno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held AB4TH.
- TALBERT, DELBERT SNCgranted 2000-03-18cancelled 2012-03-20