Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA4WTZ callsign genealogy
Currently held by D'Antonio 728, Alfred J
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 KA4WTZ's current licensee, walking backwards.
- D'Antonio Jr, Alfred JFLgranted 2018-06-04cancelled 2018-06-22
Successor callsigns
Callsigns held now by people who previously held KA4WTZ.
No current licensee on record previously held this callsign.