Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W3DNE callsign genealogy
Currently held by Cahill Jr, David 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 W3DNE's current licensee, walking backwards.
- Cahill Jr, David JMDgranted 2026-05-12cancelled 2026-05-30
Successor callsigns
Callsigns held now by people who previously held W3DNE.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W3DNE, oldest first.
- DI STASI, ARTHUR J PA2004-05-26 → cancelled 2016-08-20
- Cahill Jr, David J MD2026-05-30 active