Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1SIM callsign genealogy
Currently held by SIMONEAU, LARRY A
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 W1SIM's current licensee, walking backwards.
- SIMONEAU, LARRY ARIgranted 2015-10-14cancelled 2019-12-10
Successor callsigns
Callsigns held now by people who previously held W1SIM.
No current licensee on record previously held this callsign.