Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W0CSD callsign genealogy
Currently held by Nelson, Reed W
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 W0CSD's current licensee, walking backwards.
- Nelson, Reed WCOgranted 2016-01-28cancelled 2016-02-17
Successor callsigns
Callsigns held now by people who previously held W0CSD.
No current licensee on record previously held this callsign.