Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD8KOF callsign genealogy
Currently held by Grossett, Tyler C
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 KD8KOF's current licensee, walking backwards.
- DYAR, ANDREW ESCgranted 2017-06-22cancelled 2017-07-25
Successor callsigns
Callsigns held now by people who previously held KD8KOF.
- Grossett, Tyler COHgranted 2009-03-25cancelled 2021-03-26
All historical holders
Every license row we've seen with the callsign KD8KOF, oldest first.
- Grossett, Tyler C NC2009-03-25 → cancelled 2010-04-06
- DYAR, ANDREW E SC2017-07-25 active