Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WX4WTF callsign genealogy
Currently held by Ditzler, Jason D
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 WX4WTF's current licensee, walking backwards.
- Ditzler, Jason DTNgranted 2018-10-30cancelled 2018-11-17
Successor callsigns
Callsigns held now by people who previously held WX4WTF.
- Cote, Jason SMEgranted 2026-01-06
All historical holders
Every license row we've seen with the callsign WX4WTF, oldest first.
- Cote, Jason S ME2009-12-25 → cancelled 2016-03-22
- Ditzler, Jason D TN2018-11-17 active