Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AJ4SZ callsign genealogy
Currently held by MULLENS, BENNY C
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 AJ4SZ's current licensee, walking backwards.
- Mullens, Benny CVAgranted 2005-05-23cancelled 2009-09-28
Successor callsigns
Callsigns held now by people who previously held AJ4SZ.
No current licensee on record previously held this callsign.