Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N5STR callsign genealogy
Currently held by Ryder, Timothy J
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 N5STR's current licensee, walking backwards.
- Ryder, Timothy JMOgranted 2019-07-15cancelled 2019-10-18
Successor callsigns
Callsigns held now by people who previously held N5STR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N5STR, oldest first.
- DE LA CRUZ, LEONEL TX1991-04-16 → cancelled 2003-04-17
- Ryder, Timothy J MO2019-10-18 active