Confidence: Medium · Source: FCC ULS · As of 2026-09-15
K6WDW callsign genealogy
Currently held by Watt Jr, William 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 K6WDW's current licensee, walking backwards.
- Bastone, John JCAgranted 2012-04-27cancelled 2014-01-04
Successor callsigns
Callsigns held now by people who previously held K6WDW.
- Watt Jr, William DIDgranted 2014-01-22cancelled 2026-04-01
All historical holders
Every license row we've seen with the callsign K6WDW, oldest first.
- Watt Jr, William D CA2002-04-03 → cancelled 2004-03-31
- Bastone, John J CA2014-01-04 → cancelled 2026-03-07