Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0MEK callsign genealogy
Currently held by DIETHORN, WILLIAM A
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 K0MEK's current licensee, walking backwards.
- Kain, Mark ECOgranted 2011-06-23cancelled 2011-08-27
Successor callsigns
Callsigns held now by people who previously held K0MEK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K0MEK, oldest first.
- DIETHORN, WILLIAM A CO1997-05-23 → cancelled 2009-05-27
- Kain, Mark E CO2021-07-08 active