Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AJ4UU callsign genealogy
Currently held by Millea, Timothy J
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 AJ4UU's current licensee, walking backwards.
- Millea, Timothy JFLgranted 2004-03-17cancelled 2010-01-05
Successor callsigns
Callsigns held now by people who previously held AJ4UU.
- Millea, Timothy JAZgranted 2024-06-01