Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1SNF callsign genealogy
Currently held by Wisnieff, Robert L
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 W1SNF's current licensee, walking backwards.
- Wisnieff, Robert LCTgranted 2001-06-07cancelled 2006-08-15
Successor callsigns
Callsigns held now by people who previously held W1SNF.
No current licensee on record previously held this callsign.