Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K3KXR callsign genealogy
Currently held by Miner, Mark S
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 K3KXR's current licensee, walking backwards.
- Lamson, Dean RORgranted 2019-08-16cancelled 2020-08-18
Successor callsigns
Callsigns held now by people who previously held K3KXR.
- Miner, Mark SAZgranted 2004-02-21cancelled 2006-04-14
All historical holders
Every license row we've seen with the callsign K3KXR, oldest first.
- Miner, Mark S AZ2004-01-29 → cancelled 2004-02-21
- Lamson, Dean R CA2020-08-18 active