Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N6BI callsign genealogy
Currently held by SONG, HYUNG S
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 N6BI's current licensee, walking backwards.
- Song, Hyung SCAgranted 2002-05-03cancelled 2006-04-01
Successor callsigns
Callsigns held now by people who previously held N6BI.
- SUMMERS, JACK AMIgranted 2014-04-05cancelled 2026-04-07
All historical holders
Every license row we've seen with the callsign N6BI, oldest first.
- SUMMERS, JACK A CA1994-07-14 → cancelled 2004-03-13
- SONG, HYUNG S CA2026-07-08 active