Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD8SDK callsign genealogy
Currently held by Crabtree, Donna 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 KD8SDK's current licensee, walking backwards.
- Crabtree, Donna GMIgranted 2010-12-14cancelled 2012-04-14
Successor callsigns
Callsigns held now by people who previously held KD8SDK.
No current licensee on record previously held this callsign.