Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WK9R callsign genealogy
Currently held by WISER, ROGER M
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 WK9R's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held WK9R.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WK9R, oldest first.
- WISER, ROGER M WI2009-03-25 → cancelled 2021-06-24
- INDIANA DX AND CONTEST CLUB IN2021-07-13 active