Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AG5VM callsign genealogy
Currently held by LIU, SHENG
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 AG5VM's current licensee, walking backwards.
- LIU, SHENGTXgranted 2018-05-24cancelled 2019-07-16
Successor callsigns
Callsigns held now by people who previously held AG5VM.
- LIU, SHENGCAgranted 2019-08-10