Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC4OM callsign genealogy
Currently held by ZBOROFSKY, RICHARD 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 AC4OM's current licensee, walking backwards.
- Taylor, Will EthanALgranted 2019-07-24cancelled 2026-09-04
Successor callsigns
Callsigns held now by people who previously held AC4OM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AC4OM, oldest first.
- ZBOROFSKY, RICHARD A VA2012-01-06 → cancelled 2024-03-19
- Taylor, Will Ethan AL2026-09-04 active