Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4KLX callsign genealogy
Currently held by BRANHAM, CLIFTON
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 W4KLX's current licensee, walking backwards.
- NAYLOR, JONATHAN SCAgranted 2024-05-07cancelled 2024-05-25
Successor callsigns
Callsigns held now by people who previously held W4KLX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4KLX, oldest first.
- BRANHAM, CLIFTON WV2007-06-29 → cancelled 2019-09-25
- NAYLOR, JONATHAN S CA2024-05-25 active