Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AI7LN callsign genealogy
Currently held by CHO, DAVID
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 AI7LN's current licensee, walking backwards.
- CHO, YONG KWAgranted 2013-06-18cancelled 2022-02-22
Successor callsigns
Callsigns held now by people who previously held AI7LN.
No current licensee on record previously held this callsign.