Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC3HL callsign genealogy
Currently held by Maslowski III, John J
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 AC3HL's current licensee, walking backwards.
- Maslowski III, John JPAgranted 2020-10-23cancelled 2021-04-26
Successor callsigns
Callsigns held now by people who previously held AC3HL.
No current licensee on record previously held this callsign.