Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KL4XX callsign genealogy
Currently held by Haimes III, Everett C
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 KL4XX's current licensee, walking backwards.
- Haimes III, Everett CAKgranted 2015-10-01cancelled 2015-10-23
Successor callsigns
Callsigns held now by people who previously held KL4XX.
No current licensee on record previously held this callsign.