Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W6SHR callsign genealogy
Currently held by Parling Jr, Leon T
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 W6SHR's current licensee, walking backwards.
- Vincenzi, MassimilianoCAgranted 2024-11-26cancelled 2024-12-17
Successor callsigns
Callsigns held now by people who previously held W6SHR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W6SHR, oldest first.
- Parling Jr, Leon T CA2010-09-25 → cancelled 2022-11-29
- Vincenzi, Massimiliano CA2024-12-17 active