Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC8A callsign genealogy
Currently held by TONNEBERGER, THOMAS J
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 KC8A's current licensee, walking backwards.
- Capuano, ConnorNYgranted 2026-02-25cancelled 2026-04-17
Successor callsigns
Callsigns held now by people who previously held KC8A.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC8A, oldest first.
- TONNEBERGER, THOMAS J MI2013-12-31 → cancelled 2026-03-31
- Capuano, Connor NY2026-04-17 active