Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA1SER callsign genealogy
Currently held by Tourigny, James L
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 WA1SER's current licensee, walking backwards.
- WALSER, WILLIAM WMOgranted 2013-06-14cancelled 2015-06-23
Successor callsigns
Callsigns held now by people who previously held WA1SER.
- Tourigny, James LRIgranted 1997-03-12cancelled 2005-04-15
All historical holders
Every license row we've seen with the callsign WA1SER, oldest first.
- Tourigny, James L RI1997-03-12 → cancelled 2003-09-15
- WALSER, WILLIAM W MO2025-07-12 active