Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4AAI callsign genealogy
Currently held by ZARAGOZA JR, JOSEPH L
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 K4AAI's current licensee, walking backwards.
- ZARAGOZA JR, JOSEPH LNCgranted 2004-05-18cancelled 2009-04-03
Successor callsigns
Callsigns held now by people who previously held K4AAI.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4AAI, oldest first.
- NORMAN, ARTHUR E TX1987-12-22 → cancelled 1999-12-23
- ZARAGOZA JR, JOSEPH L NC2019-02-05 active