Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD9EFB callsign genealogy
Currently held by Massey, Ashley M
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 KD9EFB's current licensee, walking backwards.
- Massey, Ashley MILgranted 2018-02-22cancelled 2019-04-26
Successor callsigns
Callsigns held now by people who previously held KD9EFB.
- Massey, Clemon LILgranted 2018-03-06
All historical holders
Every license row we've seen with the callsign KD9EFB, oldest first.
- Massey, Clemon L IL2015-07-10 → cancelled 2018-03-06
- Massey, Ashley M IL2019-04-26 active