Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB0SS callsign genealogy
Currently held by JOHNSON, SCOTT S
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 AB0SS's current licensee, walking backwards.
- ONeail, Matthew MMOgranted 2025-05-30cancelled 2025-07-15
Successor callsigns
Callsigns held now by people who previously held AB0SS.
- JOHNSON, SCOTT SKSgranted 2021-03-12cancelled 2023-08-01
All historical holders
Every license row we've seen with the callsign AB0SS, oldest first.
- JOHNSON, SCOTT S KS2013-03-12 → cancelled 2021-03-12
- ONeail, Matthew M MO2025-07-15 active