Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA1WTK callsign genealogy
Currently held by REGNIER, LOUIS J
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 WA1WTK's current licensee, walking backwards.
- Hassan, Nicholas FMAgranted 2014-04-23cancelled 2017-07-28
Successor callsigns
Callsigns held now by people who previously held WA1WTK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WA1WTK, oldest first.
- REGNIER, LOUIS J MA1997-09-04 → cancelled 2009-09-05
- Hassan, Nicholas F NH2017-07-28 active