Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC5SAK callsign genealogy
Currently held by RIVERA, JESUS
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 KC5SAK's current licensee, walking backwards.
- RIVERA, JESUSTXgranted 2023-03-17cancelled 2024-05-10
Successor callsigns
Callsigns held now by people who previously held KC5SAK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC5SAK, oldest first.
- RIVERA, JESUS TX1997-01-28 → cancelled 2007-12-12
- RIVERA, JESUS TX2024-05-10 active