Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1LSU callsign genealogy
Currently held by Crump, Clinton 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 W1LSU's current licensee, walking backwards.
- Crump, Clinton DTNgranted 2003-01-29cancelled 2004-02-18
Successor callsigns
Callsigns held now by people who previously held W1LSU.
No current licensee on record previously held this callsign.