Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W1EKU callsign genealogy
Currently held by WILLOUGHBY, MARK T
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 W1EKU's current licensee, walking backwards.
- WILLOUGHBY, MARK TFLgranted 2022-12-06cancelled 2023-01-14
Successor callsigns
Callsigns held now by people who previously held W1EKU.
No current licensee on record previously held this callsign.