Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K6GPH callsign genealogy
Currently held by Harbustan, Gregory P
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 K6GPH's current licensee, walking backwards.
- Harbustan, Gregory PCAgranted 2005-11-08cancelled 2007-07-03
Successor callsigns
Callsigns held now by people who previously held K6GPH.
- HARBUSTAN 687, GREGORY PORgranted 2017-03-12