Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N7TTT callsign genealogy
Currently held by NIELSEN Mr, ROBERT L
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 N7TTT's current licensee, walking backwards.
- King, Scott AIDgranted 2024-09-13cancelled 2024-11-15
Successor callsigns
Callsigns held now by people who previously held N7TTT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N7TTT, oldest first.
- NIELSEN Mr, ROBERT L OR2012-09-19 → cancelled 2024-09-20
- King, Scott A ID2024-11-15 active