Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC8B callsign genealogy
Currently held by SCHUMANN, WILLIAM C
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 AC8B's current licensee, walking backwards.
- Simpson III, Daniel JFLgranted 2019-09-16cancelled 2019-11-16
Successor callsigns
Callsigns held now by people who previously held AC8B.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AC8B, oldest first.
- SCHUMANN, WILLIAM C OH2013-06-12 → cancelled 2017-10-23
- Simpson III, Daniel J FL2019-11-16 active