Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WP4KXK callsign genealogy
Currently held by JORDAN AVAREZ, TOMAS
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 WP4KXK's current licensee, walking backwards.
- JORDAN AVAREZ, TOMASPRgranted 2015-10-03cancelled 2023-04-25
Successor callsigns
Callsigns held now by people who previously held WP4KXK.
- JORDAN AVAREZ, TOMASPRgranted 2015-10-03cancelled 2023-04-25
All historical holders
Every license row we've seen with the callsign WP4KXK, oldest first.
- JORDAN AVAREZ, TOMAS PR2011-12-06 → cancelled 2015-10-03
- JORDAN ALVAREZ, TOMAS PR2023-04-25 active