Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W1LIS callsign genealogy
Currently held by Donegan, James M
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 W1LIS's current licensee, walking backwards.
- Donegan, James MCTgranted 2019-11-12cancelled 2021-01-30
Successor callsigns
Callsigns held now by people who previously held W1LIS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W1LIS, oldest first.
- SODERLUND SR, JOHN T MA2008-06-18 → cancelled 2020-06-19
- Donegan, James M CT2021-01-30 active