Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K2KNO callsign genealogy
Currently held by HART, COURTLAND
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 K2KNO's current licensee, walking backwards.
- Grasman, Henry WMIgranted 2024-01-24cancelled 2024-02-13
Successor callsigns
Callsigns held now by people who previously held K2KNO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K2KNO, oldest first.
- HART, COURTLAND NY1988-06-28 → cancelled 2000-06-29
- Grasman, Henry W MI2024-02-13 active