Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4TUB callsign genealogy
Currently held by CLARK, TERRY C
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 N4TUB's current licensee, walking backwards.
- Clark, Terry CNCgranted 2026-04-23cancelled 2026-05-12
Successor callsigns
Callsigns held now by people who previously held N4TUB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4TUB, oldest first.
- CLARK, TERRY C NC1994-01-18 → cancelled 2006-01-19
- Clark, Terry C NC2010-04-27 → cancelled 2022-04-28
- Clark, Terry C NC2026-05-12 active