Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KA5WTF callsign genealogy
Currently held by RIVAS III, RAYMOND M
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 KA5WTF's current licensee, walking backwards.
- RIVAS III, RAYMOND MTXgranted 2001-12-18cancelled 2008-04-22
Successor callsigns
Callsigns held now by people who previously held KA5WTF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KA5WTF, oldest first.
- CASTELLON, EVARISTO TX1995-05-31 → cancelled 2007-06-01
- RIVAS III, RAYMOND M TX2018-04-03 active