Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7ATO callsign genealogy
Currently held by Oaks, April T
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 K7ATO's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held K7ATO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K7ATO, oldest first.
- WEBSTER, FRANK R ID1993-01-05 → cancelled 2005-01-06
- Oaks, April T UT2011-02-08 → cancelled 2023-02-09
- WEBSTER, PATRICK R UT2023-07-18 active