Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N6TTT callsign genealogy
Currently held by WELCH, RYAN
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 N6TTT's current licensee, walking backwards.
- WELCH, RYANMIgranted 2020-06-18cancelled 2022-04-26
Successor callsigns
Callsigns held now by people who previously held N6TTT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N6TTT, oldest first.
- ANDREW, SALLY E CA2009-12-02 → cancelled 2021-12-03
- WELCH, RYAN MI2022-04-26 active