Confidence: Medium · Source: FCC ULS · As of 2026-09-10
AC4MP callsign genealogy
Currently held by HEXTER, EDWARD H
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 AC4MP's current licensee, walking backwards.
- PARFITT, CHRISTOPHER MFLgranted 2013-11-18cancelled 2016-04-05
Successor callsigns
Callsigns held now by people who previously held AC4MP.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AC4MP, oldest first.
- HEXTER, EDWARD H FL1996-09-18 → cancelled 2004-01-08
- PARFITT, CHRISTOPHER M FL2026-02-14 active