Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K9MKM callsign genealogy
Currently held by STADLER, TIMOTHY C
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 K9MKM's current licensee, walking backwards.
- STADLER, TIMOTHY CINgranted 1999-04-16cancelled 2006-01-06
Successor callsigns
Callsigns held now by people who previously held K9MKM.
- STADLER, TIMOTHY CINgranted 2016-07-20