Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WB6GGO callsign genealogy
Currently held by GRUBER, DARR W
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 WB6GGO's current licensee, walking backwards.
- Gruber, Eric LCAgranted 2003-02-13cancelled 2011-12-30
Successor callsigns
Callsigns held now by people who previously held WB6GGO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WB6GGO, oldest first.
- GRUBER, DARR W CA2005-08-31 → cancelled 2011-06-08
- Gruber, Eric L CA2021-10-18 active