Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1SOR callsign genealogy
Currently held by Wisor, Clifford 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 W1SOR's current licensee, walking backwards.
- Wisor, Clifford JNCgranted 2024-01-31cancelled 2025-05-28
Successor callsigns
Callsigns held now by people who previously held W1SOR.
No current licensee on record previously held this callsign.