Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0DFM callsign genealogy
Currently held by McKay, Donald F
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 K0DFM's current licensee, walking backwards.
- McKay, Donald FCOgranted 2016-08-12cancelled 2018-06-29
Successor callsigns
Callsigns held now by people who previously held K0DFM.
No current licensee on record previously held this callsign.