Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AA5IZ callsign genealogy
Currently held by AMBURN, RONALD K
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 AA5IZ's current licensee, walking backwards.
- KE5UCno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held AA5IZ.
No current licensee on record previously held this callsign.