Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W8CSD callsign genealogy
Currently held by Demko, Cullen S
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 W8CSD's current licensee, walking backwards.
- Demko, Cullen SOHgranted 2001-09-26cancelled 2001-10-30
Successor callsigns
Callsigns held now by people who previously held W8CSD.
No current licensee on record previously held this callsign.