Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AF1TD callsign genealogy
Currently held by Do, Minh
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 AF1TD's current licensee, walking backwards.
- Do, MinhCAgranted 2025-04-03cancelled 2026-03-14
Successor callsigns
Callsigns held now by people who previously held AF1TD.
No current licensee on record previously held this callsign.