Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5ZUP callsign genealogy
Currently held by Saucedo Jr, Juan A
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 K5ZUP's current licensee, walking backwards.
- Saucedo Jr, Juan ATXgranted 2009-03-12cancelled 2012-10-10
Successor callsigns
Callsigns held now by people who previously held K5ZUP.
No current licensee on record previously held this callsign.