Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB3EX callsign genealogy
Currently held by VAN DITTA, MARK T
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 AB3EX's current licensee, walking backwards.
- VAN DITTA, MARK TMDgranted 2007-02-02cancelled 2007-03-22
Successor callsigns
Callsigns held now by people who previously held AB3EX.
- VAN DITTA, MARK TMDgranted 2007-04-10cancelled 2007-07-03