Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KB0NGG callsign genealogy
Currently held by SWARTZENDRUBER, DAVID L
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 KB0NGG's current licensee, walking backwards.
- GALLO, BONNARD PCAgranted 2010-07-14cancelled 2010-08-03
Successor callsigns
Callsigns held now by people who previously held KB0NGG.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB0NGG, oldest first.
- SWARTZENDRUBER, DAVID L KS1994-06-22 → cancelled 2006-06-23
- GALLO, BONNARD P CA2020-06-24 active