Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KK5O callsign genealogy
Currently held by LEMONS, TIMOTHY B
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 KK5O's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KK5O.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KK5O, oldest first.
- BROWN, NORLAN TX1995-06-27 → cancelled 1996-03-04
- LEMONS, TIMOTHY B OK2017-01-06 active