Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD9GFW callsign genealogy
Currently held by Spear, Justin 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 KD9GFW's current licensee, walking backwards.
- Spear, Justin TINgranted 2015-07-27cancelled 2016-05-16
Successor callsigns
Callsigns held now by people who previously held KD9GFW.
- Spear, Justin TKYgranted 2016-06-24