Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N5TPS callsign genealogy
Currently held by STONE, TODD P
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 N5TPS's current licensee, walking backwards.
- STONE, TODD PTXgranted 1995-03-24cancelled 2003-06-03
Successor callsigns
Callsigns held now by people who previously held N5TPS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N5TPS, oldest first.
- WOODS, MARK A TX1991-05-14 → cancelled 2003-05-15
- STONE, TODD P TX2023-09-22 active