Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AI5ZK callsign genealogy
Currently held by Humble, Jacob
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 AI5ZK's current licensee, walking backwards.
- HUMBLE, JACOB TTXgranted 2023-01-19cancelled 2023-10-17
Successor callsigns
Callsigns held now by people who previously held AI5ZK.
No current licensee on record previously held this callsign.