Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K8MUO callsign genealogy
Currently held by Landess, Rickey J
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 K8MUO's current licensee, walking backwards.
- Landess, Rickey JOHgranted 2007-04-30cancelled 2015-10-10
Successor callsigns
Callsigns held now by people who previously held K8MUO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K8MUO, oldest first.
- LANDESS, GARLAND E OH1991-06-18 → cancelled 2003-06-19
- Landess, Rickey J OH2015-10-10 active