Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AE4TI callsign genealogy
Currently held by Harrison, Robert D
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 AE4TI's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held AE4TI.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AE4TI, oldest first.
- Harrison, Robert D FL2004-03-10 → cancelled 2016-06-01
- RIEWE, CHRISTOPHER A NC2026-05-27 active