Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4XOB callsign genealogy
Currently held by Hickman, Clay M
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 K4XOB's current licensee, walking backwards.
- Hickman, Clay MFLgranted 2022-07-16cancelled 2022-08-12
Successor callsigns
Callsigns held now by people who previously held K4XOB.
No current licensee on record previously held this callsign.