Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4TDD callsign genealogy
Currently held by Dockery, Terry D
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 K4TDD's current licensee, walking backwards.
- Dockery, Terry DKYgranted 2002-08-13cancelled 2002-10-19
Successor callsigns
Callsigns held now by people who previously held K4TDD.
No current licensee on record previously held this callsign.