Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KW9JKN callsign genealogy
Currently held by Grant, Richard R
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 KW9JKN's current licensee, walking backwards.
- Grant, Richard RINgranted 2017-03-15cancelled 2017-04-15
Successor callsigns
Callsigns held now by people who previously held KW9JKN.
- Grant, Richard RINgranted 2018-09-25