Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9YAM callsign genealogy
Currently held by Willett, Dale E
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 K9YAM's current licensee, walking backwards.
- Willett, Dale EMIgranted 2023-04-11cancelled 2024-03-01
Successor callsigns
Callsigns held now by people who previously held K9YAM.
No current licensee on record previously held this callsign.