Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7KSO callsign genealogy
Currently held by JESSEE 592, WILLIAM F
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 K7KSO's current licensee, walking backwards.
- Jessee, William FCOgranted 2008-07-08cancelled 2008-07-29
Successor callsigns
Callsigns held now by people who previously held K7KSO.
No current licensee on record previously held this callsign.