Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W2FSJ callsign genealogy
Currently held by Felperin, Karl D
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 W2FSJ's current licensee, walking backwards.
- Felperin, Karl DCAgranted 2014-10-22cancelled 2014-11-18
Successor callsigns
Callsigns held now by people who previously held W2FSJ.
No current licensee on record previously held this callsign.