Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KC0DTU callsign genealogy
Currently held by CRAWFORD, GENE L
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 KC0DTU's current licensee, walking backwards.
- Dee, DavidCOgranted 2018-06-18cancelled 2018-07-13
Successor callsigns
Callsigns held now by people who previously held KC0DTU.
- Dee, DavidCOgranted 2019-08-17
All historical holders
Every license row we've seen with the callsign KC0DTU, oldest first.
- CRAWFORD, GENE L KS1998-06-22 → cancelled 2010-06-23
- Dee, David CO2018-07-13 → cancelled 2019-08-17