Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC4X callsign genealogy
Currently held by MC CALL JR, LACY R
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 AC4X's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held AC4X.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AC4X, oldest first.
- MC CALL JR, LACY R FL2008-04-25 → cancelled 2011-11-28
- Ray, Charles R CA2023-10-05 active