Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K7TKR callsign genealogy
Currently held by Parkison, Keith R
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 K7TKR's current licensee, walking backwards.
- Parkison, Keith RWAgranted 2016-06-24cancelled 2017-07-28
Successor callsigns
Callsigns held now by people who previously held K7TKR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K7TKR, oldest first.
- WEST, MARK A AZ2005-07-09 → cancelled 2017-07-11
- Parkison, Keith R WA2017-07-28 active