Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1JSS callsign genealogy
Currently held by DINEEN, THOMAS N
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 W1JSS's current licensee, walking backwards.
- DINEEN, THOMAS NMAgranted 2003-05-23cancelled 2004-11-23
- KA1QGSno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held W1JSS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W1JSS, oldest first.
- DINEEN, JOSEPH F MA1994-12-08 → cancelled 2004-08-13
- DINEEN, THOMAS N MA2024-12-06 active