Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB3HO callsign genealogy
Currently held by Graham, Gary 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 AB3HO's current licensee, walking backwards.
- Graham, Gary RPAgranted 2008-01-28cancelled 2008-04-24
Successor callsigns
Callsigns held now by people who previously held AB3HO.
No current licensee on record previously held this callsign.