Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0AC callsign genealogy
Currently held by CANTWELL, ROBERT M
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 K0AC's current licensee, walking backwards.
- Davis, Tyler GNEgranted 2025-11-21cancelled 2026-08-01
Successor callsigns
Callsigns held now by people who previously held K0AC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K0AC, oldest first.
- CANTWELL, ROBERT M MO2014-07-08 → cancelled 2026-07-14
- Davis, Tyler G NE2026-08-01 active