Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K2DIO callsign genealogy
Currently held by Osborn, Diana J 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 K2DIO's current licensee, walking backwards.
- OSBORN, DIANA J GCOgranted 1998-01-08cancelled 2000-03-03
Successor callsigns
Callsigns held now by people who previously held K2DIO.
No current licensee on record previously held this callsign.