Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KC5MAK callsign genealogy
Currently held by Kerr, 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 KC5MAK's current licensee, walking backwards.
- Kerr, Mark ATXgranted 2012-08-16cancelled 2013-05-14
Successor callsigns
Callsigns held now by people who previously held KC5MAK.
No current licensee on record previously held this callsign.