Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KN4ADI callsign genealogy
Currently held by Nichol, Graeme D
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 KN4ADI's current licensee, walking backwards.
- Nichol, GraemeFLgranted 2017-01-13cancelled 2017-01-18
Successor callsigns
Callsigns held now by people who previously held KN4ADI.
No current licensee on record previously held this callsign.