Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K5XXL callsign genealogy
Currently held by John, Arden E
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 K5XXL's current licensee, walking backwards.
- John, Arden ETXgranted 2020-10-26cancelled 2020-12-29
Successor callsigns
Callsigns held now by people who previously held K5XXL.
No current licensee on record previously held this callsign.