Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K5DTX callsign genealogy
Currently held by MC CARTHY, MARC
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 K5DTX's current licensee, walking backwards.
- Keese, Glenn ETXgranted 2010-08-27cancelled 2012-12-11
Successor callsigns
Callsigns held now by people who previously held K5DTX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K5DTX, oldest first.
- MC CARTHY, MARC TX2000-05-30 → cancelled 2012-05-31
- Keese, Glenn E TX2022-12-17 active