Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W6TCA callsign genealogy
Currently held by DUMONT, KATHRYN L
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 W6TCA's current licensee, walking backwards.
- DUMONT, KATHRYN LWAgranted 2009-12-08cancelled 2017-08-29
Successor callsigns
Callsigns held now by people who previously held W6TCA.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W6TCA, oldest first.
- CLARK JR, HOBART R OR2009-01-21 → cancelled 2015-09-14
- DUMONT, KATHRYN L WA2017-08-29 active