Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9DOR callsign genealogy
Currently held by LEISER, KENNETH 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 W9DOR's current licensee, walking backwards.
- KC9WZNcancelledDoor County Amateur Radio ClubWIgranted 2012-12-10cancelled 2013-01-04
Successor callsigns
Callsigns held now by people who previously held W9DOR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W9DOR, oldest first.
- LEISER, KENNETH R HI1989-05-30 → cancelled 2001-05-31
- Door County Amateur Radio Club WI2022-11-08 active