Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KP4TJA 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 KP4TJA's current licensee, walking backwards.
- JORDAN ALVAREZ, TOMASPRgranted 2023-04-25
Successor callsigns
Callsigns held now by people who previously held KP4TJA.
- JORDAN ALVAREZ, TOMASPRgranted 2023-04-25