Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N9TLH callsign genealogy
Currently held by SMITH, GREG S
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 N9TLH's current licensee, walking backwards.
- Hickman, Terry LINgranted 2024-02-13cancelled 2026-03-17
Successor callsigns
Callsigns held now by people who previously held N9TLH.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N9TLH, oldest first.
- SMITH, GREG S IL1993-05-11 → cancelled 2005-05-12
- Hickman, Terry L IN2026-03-17 active