Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KK4DCV callsign genealogy
Currently held by Butler, David 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 KK4DCV's current licensee, walking backwards.
- Butler, David RALgranted 2009-12-23cancelled 2011-07-15
Successor callsigns
Callsigns held now by people who previously held KK4DCV.
No current licensee on record previously held this callsign.