Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W2DMU callsign genealogy
Currently held by ULION, DENNIS M
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 W2DMU's current licensee, walking backwards.
- ULION, DENNIS Mcancelled 1997-10-20
Successor callsigns
Callsigns held now by people who previously held W2DMU.
No current licensee on record previously held this callsign.