Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7PJR callsign genealogy
Currently held by Rader, Philip J
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 K7PJR's current licensee, walking backwards.
- Rader, Philip JUTgranted 2022-10-05cancelled 2023-03-13
Successor callsigns
Callsigns held now by people who previously held K7PJR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K7PJR, oldest first.
- SHEARER, CHARLES F WA2010-04-28 → cancelled 2022-07-26
- Rader, Philip J UT2023-03-13 active