Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K6DMB callsign genealogy
Currently held by BUTLER, DAN M
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 K6DMB's current licensee, walking backwards.
- BUTLER, DAN MCAgranted 2002-05-14cancelled 2004-07-02
Successor callsigns
Callsigns held now by people who previously held K6DMB.
- BUTLER, DAN MNMgranted 2026-08-07