Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD0RUR callsign genealogy
Currently held by Whitcomb, Glenn K
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 KD0RUR's current licensee, walking backwards.
- Whitcomb, Glenn KCAgranted 2025-12-23cancelled 2026-02-14
Successor callsigns
Callsigns held now by people who previously held KD0RUR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KD0RUR, oldest first.
- Whitcomb, Glenn K CA2012-05-03 → cancelled 2024-05-04
- Whitcomb, Glenn K CA2026-02-14 active