Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K0DCO callsign genealogy
Currently held by Alexander, Robert
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 K0DCO's current licensee, walking backwards.
- Alexander, Robert SARgranted 2022-12-30cancelled 2023-01-27
Successor callsigns
Callsigns held now by people who previously held K0DCO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K0DCO, oldest first.
- BRUCE, WILLIAM R MO1996-08-29 → cancelled 2008-08-30
- Alexander, Robert AR2023-01-27 active