Confidence: Medium · Source: FCC ULS · As of 2026-09-14
NT6TT callsign genealogy
Currently held by Derstepanian, Robert
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 NT6TT's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held NT6TT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NT6TT, oldest first.
- Derstepanian, Robert CA2018-01-05 active
- ANDERSON, KENNETH O— → cancelled 1998-01-07