Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5CF callsign genealogy
Currently held by McMillan, Richard 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 K5CF's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held K5CF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K5CF, oldest first.
- GILDERSLEEVE, VANCE E OK2009-05-06 → cancelled 2013-03-04
- McMillan, Richard D NY2025-01-17 active