Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4TRR callsign genealogy
Currently held by STEVENSON, DANIEL 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 W4TRR's current licensee, walking backwards.
- Bruno, DavidTNgranted 2025-01-08cancelled 2025-01-31
Successor callsigns
Callsigns held now by people who previously held W4TRR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4TRR, oldest first.
- STEVENSON, DANIEL J CA2007-05-21 → cancelled 2019-08-15
- Bruno, David TN2025-01-31 active