Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD2YWR callsign genealogy
Currently held by Sisno, Michael T
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 KD2YWR's current licensee, walking backwards.
- Sisno, Michael TNYgranted 2017-06-19cancelled 2017-07-11
Successor callsigns
Callsigns held now by people who previously held KD2YWR.
No current licensee on record previously held this callsign.