Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7FDR callsign genealogy
Currently held by Latos, Joseph 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 W7FDR's current licensee, walking backwards.
- Latos, Joseph DWAgranted 2019-11-21cancelled 2019-12-24
Successor callsigns
Callsigns held now by people who previously held W7FDR.
- MC HORSE, JOHNTXgranted 2016-03-19
All historical holders
Every license row we've seen with the callsign W7FDR, oldest first.
- MC HORSE, JOHN TX2007-10-30 → cancelled 2016-03-19
- Latos, Joseph D WA2019-12-24 active