Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC7FM callsign genealogy
Currently held by Renton, Robert 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 AC7FM's current licensee, walking backwards.
- Renton, Robert ANVgranted 2011-12-27cancelled 2012-10-16
Successor callsigns
Callsigns held now by people who previously held AC7FM.
- Wright, William OAZgranted 2011-02-25cancelled 2023-05-02
All historical holders
Every license row we've seen with the callsign AC7FM, oldest first.
- Wright, William O AZ1999-01-14 → cancelled 2001-05-01
- Renton, Robert A NV2022-10-26 active