Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD5TBF callsign genealogy
Currently held by GRISHAM, STEPHEN R
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 KD5TBF's current licensee, walking backwards.
- Grisham, StephenTXgranted 2023-08-10cancelled 2024-05-29
Successor callsigns
Callsigns held now by people who previously held KD5TBF.
- Grisham, StephenTXgranted 2026-03-13
All historical holders
Every license row we've seen with the callsign KD5TBF, oldest first.
- GRISHAM, STEPHEN R TX2002-06-27 → cancelled 2014-06-28
- Grisham, Stephen TX2024-05-29 → cancelled 2026-03-13