Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K6GD callsign genealogy
Currently held by SMITHWICK, ROBERT C
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 K6GD's current licensee, walking backwards.
- Green, Robert TCAgranted 1998-06-22cancelled 2001-08-21
Successor callsigns
Callsigns held now by people who previously held K6GD.
- W6LAHactiveLOS ALTOS HILLS EMERGENCY GROUPCAgranted 2020-05-08
All historical holders
Every license row we've seen with the callsign K6GD, oldest first.
- Green, Robert T CA2021-07-31 active
- SMITHWICK, ROBERT C— → cancelled 1999-07-09