Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KZ9EMT callsign genealogy
Currently held by Hemann, Troy 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 KZ9EMT's current licensee, walking backwards.
- Hemann, Troy AILgranted 2015-05-18cancelled 2015-06-05
Successor callsigns
Callsigns held now by people who previously held KZ9EMT.
No current licensee on record previously held this callsign.