Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WP4JT callsign genealogy
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 WP4JT's current licensee, walking backwards.
- TORRES, JOAQUINPRgranted 2003-07-01cancelled 2012-09-08
- WP4JXWno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held WP4JT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WP4JT, oldest first.
- TORRES, JOAQUIN FL2022-08-20 active
- ——