Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W1LYR callsign genealogy
Currently held by Thompson, Timothy
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 W1LYR's current licensee, walking backwards.
- Thompson, Timothy DCAgranted 2017-06-06cancelled 2019-08-06
Successor callsigns
Callsigns held now by people who previously held W1LYR.
No current licensee on record previously held this callsign.