Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AG4BM callsign genealogy
Currently held by LIN, HWAI J
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 AG4BM's current licensee, walking backwards.
- LIN, HWAI JNCgranted 1999-07-04cancelled 2000-08-11
Successor callsigns
Callsigns held now by people who previously held AG4BM.
No current licensee on record previously held this callsign.