Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5SPD callsign genealogy
Currently held by DUKES, WAYNE T
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 K5SPD's current licensee, walking backwards.
- DUKES, WAYNE TTXgranted 2017-08-15cancelled 2017-09-06
Successor callsigns
Callsigns held now by people who previously held K5SPD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K5SPD, oldest first.
- SCHAUB, MARY E TX1988-06-14 → cancelled 2000-06-15
- MOUNT, SPUD FL2001-01-13 → cancelled 2013-01-15
- DUKES, WAYNE T TX2017-09-06 active