Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9DWC callsign genealogy
Currently held by Carder, Dale W
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 W9DWC's current licensee, walking backwards.
- Carder, Dale WWIgranted 2008-09-18cancelled 2018-08-18
Successor callsigns
Callsigns held now by people who previously held W9DWC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W9DWC, oldest first.
- WEMBER, THOMAS P FL2004-02-26 → cancelled 2016-05-25
- Carder, Dale W WI2018-08-18 active