Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K5JZO callsign genealogy
Currently held by ZAPATA MR, JULIO 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 K5JZO's current licensee, walking backwards.
- Zapata, Julio ATXgranted 2002-03-13cancelled 2007-03-06
Successor callsigns
Callsigns held now by people who previously held K5JZO.
No current licensee on record previously held this callsign.