Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W9HGO callsign genealogy
Currently held by Osoff, Harry G
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 W9HGO's current licensee, walking backwards.
- Osoff, Harry GILgranted 2004-10-20cancelled 2005-02-18
Successor callsigns
Callsigns held now by people who previously held W9HGO.
No current licensee on record previously held this callsign.