Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB6KOP callsign genealogy
Currently held by Catt, James L
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 WB6KOP's current licensee, walking backwards.
- Catt, James LKSgranted 2020-02-14cancelled 2020-03-13
Successor callsigns
Callsigns held now by people who previously held WB6KOP.
No current licensee on record previously held this callsign.