Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1CDF callsign genealogy
Currently held by Fleming, Carl 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 W1CDF's current licensee, walking backwards.
- Fleming, Carl DCTgranted 2013-12-14cancelled 2015-04-07
Successor callsigns
Callsigns held now by people who previously held W1CDF.
No current licensee on record previously held this callsign.