Confidence: Medium · Source: FCC ULS · As of 2026-09-11
KB8FF callsign genealogy
Currently held by TKACH, DAVID P
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 KB8FF's current licensee, walking backwards.
- Sparks, Johnny CWVgranted 2013-03-01cancelled 2022-02-05
Successor callsigns
Callsigns held now by people who previously held KB8FF.
- TKACH, DAVID POHgranted 2020-01-06
All historical holders
Every license row we've seen with the callsign KB8FF, oldest first.
- TKACH, DAVID P OH1995-08-22 → cancelled 2000-03-28
- Sparks, Johnny C WV2022-02-05 active