Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9PLT callsign genealogy
Currently held by McKenzie, Mark H
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 K9PLT's current licensee, walking backwards.
- McKenzie, Mark HWIgranted 2018-07-03cancelled 2018-08-07
Successor callsigns
Callsigns held now by people who previously held K9PLT.
No current licensee on record previously held this callsign.