Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KO4DOG callsign genealogy
Currently held by DAVIDSON, JACKIE B
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 KO4DOG's current licensee, walking backwards.
- Davidson, Jackie BKYgranted 2007-04-27cancelled 2010-04-02
Successor callsigns
Callsigns held now by people who previously held KO4DOG.
No current licensee on record previously held this callsign.