Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5FD callsign genealogy
Currently held by COOK, JAMES E
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 K5FD's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held K5FD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K5FD, oldest first.
- COOK, JAMES E TX2007-10-24 → cancelled 2014-11-17
- Big Bend Amateur Radio Club TX2025-03-29 active