Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1JTL callsign genealogy
Currently held by Lillevig, Joseph T
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 W1JTL's current licensee, walking backwards.
- Lillevig, Joseph TTXgranted 2012-11-16cancelled 2013-01-05
Successor callsigns
Callsigns held now by people who previously held W1JTL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W1JTL, oldest first.
- Armstrong, Robert G MA1999-01-20 → cancelled 2011-01-21
- Lillevig, Joseph T IA2023-10-26 active