Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W0TFD callsign genealogy
Currently held by Dougan, Marcus P
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 W0TFD's current licensee, walking backwards.
- Dougan, Marcus PCOgranted 2016-09-19cancelled 2016-10-08
Successor callsigns
Callsigns held now by people who previously held W0TFD.
No current licensee on record previously held this callsign.