Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KF8EMU callsign genealogy
Currently held by Grayson, Michael
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 KF8EMU's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KF8EMU.
- Grayson, MichaelOHgranted 2025-06-27cancelled 2026-07-07