Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K6MAK callsign genealogy
Currently held by Krubsack, Mark A
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 K6MAK's current licensee, walking backwards.
- Krubsack, Mark ACAgranted 2000-09-28cancelled 2007-02-16
- WB9ZGOno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held K6MAK.
No current licensee on record previously held this callsign.