Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4GFM callsign genealogy
Currently held by WHITAKER SR, HORACE U
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 W4GFM's current licensee, walking backwards.
- WHITAKER JR, HORACE USCgranted 1998-02-06cancelled 2003-01-22
Successor callsigns
Callsigns held now by people who previously held W4GFM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4GFM, oldest first.
- WHITAKER SR, HORACE U GA1996-05-29 → cancelled 1999-02-22
- WHITAKER JR, HORACE U SC2022-11-02 active