Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W6GRH callsign genealogy
Currently held by Humphrey, George R
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 W6GRH's current licensee, walking backwards.
- Humphrey, George RCAgranted 2008-06-24cancelled 2015-07-21
Successor callsigns
Callsigns held now by people who previously held W6GRH.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W6GRH, oldest first.
- HIVELY, GEORGE R CA1996-11-04 → cancelled 2006-02-07
- Humphrey, George R CA2025-04-30 active