Confidence: Medium · Source: FCC ULS · As of 2026-09-11
W5DKB callsign genealogy
Currently held by Butler, Roger D
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 W5DKB's current licensee, walking backwards.
- Butler, Roger DARgranted 2018-12-18cancelled 2019-02-02
Successor callsigns
Callsigns held now by people who previously held W5DKB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W5DKB, oldest first.
- BAKER, DAVID K AR1997-11-19 → cancelled 2009-11-20
- Butler, Roger D AR2019-02-02 active