Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4GRD callsign genealogy
Currently held by NORMAN SR, ROBERT M
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 K4GRD's current licensee, walking backwards.
- GERDING, BRIAN PKYgranted 2019-12-26cancelled 2020-01-17
Successor callsigns
Callsigns held now by people who previously held K4GRD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4GRD, oldest first.
- NORMAN SR, ROBERT M FL2006-12-27 → cancelled 2018-12-28
- GERDING, BRIAN P KY2020-01-17 active