Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AJ4HZ callsign genealogy
Currently held by RECTOR, DANIEL S
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 AJ4HZ's current licensee, walking backwards.
- Gao, ZihanTNgranted 2022-05-11cancelled 2022-06-28
Successor callsigns
Callsigns held now by people who previously held AJ4HZ.
- RECTOR, DANIEL SNCgranted 2020-10-14
All historical holders
Every license row we've seen with the callsign AJ4HZ, oldest first.
- RECTOR, DANIEL S NC2006-03-03 → cancelled 2011-01-07
- Gao, Zihan TN2022-06-28 active