Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K7YZR callsign genealogy
Currently held by Slayton, Mark D
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 K7YZR's current licensee, walking backwards.
- Slayton, Mark DWAgranted 2025-02-06cancelled 2025-02-25
Successor callsigns
Callsigns held now by people who previously held K7YZR.
No current licensee on record previously held this callsign.