Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KF5TJS callsign genealogy
Currently held by SPENCE, TYLER 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 KF5TJS's current licensee, walking backwards.
- SPENCE, TYLER JLAgranted 2011-02-22cancelled 2012-06-19
Successor callsigns
Callsigns held now by people who previously held KF5TJS.
- SPENCE, TYLER JALgranted 2016-08-09