Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC1SAO callsign genealogy
Currently held by Overlock, Samuel A
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 KC1SAO's current licensee, walking backwards.
- Overlock, Samuel AMEgranted 2018-05-04cancelled 2018-05-30
Successor callsigns
Callsigns held now by people who previously held KC1SAO.
- Overlock, Samuel AMEgranted 2020-04-03