Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K9MJT callsign genealogy
Currently held by Tittelbach, Michael 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 K9MJT's current licensee, walking backwards.
- Tittelbach, Michael JILgranted 2001-05-17cancelled 2002-05-25
Successor callsigns
Callsigns held now by people who previously held K9MJT.
No current licensee on record previously held this callsign.