Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC7PM callsign genealogy
Currently held by McDonald, William F
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 AC7PM's current licensee, walking backwards.
- McDonald, William FAZgranted 2001-08-02cancelled 2001-11-01
Successor callsigns
Callsigns held now by people who previously held AC7PM.
No current licensee on record previously held this callsign.