Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4GRH callsign genealogy
Currently held by Hall, Gerald 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 K4GRH's current licensee, walking backwards.
- Hall, Gerald RVAgranted 2005-08-01cancelled 2008-08-15
Successor callsigns
Callsigns held now by people who previously held K4GRH.
No current licensee on record previously held this callsign.