Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K2DFS callsign genealogy
Currently held by DIXON, CARROLL L
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 K2DFS's current licensee, walking backwards.
- Simpson, David FMTgranted 2023-03-16cancelled 2026-07-17
Successor callsigns
Callsigns held now by people who previously held K2DFS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K2DFS, oldest first.
- DIXON, CARROLL L NY2008-09-20 → cancelled 2020-09-22
- Simpson, David F MT2026-07-17 active