Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD0OHC callsign genealogy
Currently held by Kirby, Christopher E
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 KD0OHC's current licensee, walking backwards.
- Kirby, Christopher ETXgranted 2022-01-07cancelled 2026-01-21
Successor callsigns
Callsigns held now by people who previously held KD0OHC.
- Kirby, Christopher ETXgranted 2022-01-07cancelled 2026-01-21
All historical holders
Every license row we've seen with the callsign KD0OHC, oldest first.
- Kirby, Christopher E CO2011-04-15 → cancelled 2012-02-14
- Kirby, Christopher E TX2026-01-21 active