Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W6RDK callsign genealogy
Currently held by BYERLEY, STEVEN P
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 W6RDK's current licensee, walking backwards.
- BYERLEY, STEVEN PCAgranted 2006-06-17cancelled 2009-07-14
Successor callsigns
Callsigns held now by people who previously held W6RDK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W6RDK, oldest first.
- BYERLEY, DEWEY L CA2007-05-01 → cancelled 2007-06-23
- BYERLEY, STEVEN P CA2019-06-05 active