Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KU5B callsign genealogy
Currently held by Jenkins, Colin S
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 KU5B's current licensee, walking backwards.
- Jenkins, Colin STXgranted 2002-08-06cancelled 2003-03-29
Successor callsigns
Callsigns held now by people who previously held KU5B.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KU5B, oldest first.
- BICKHAM, JACK M OK1993-02-23 → cancelled 1997-07-25
- Jenkins, Colin S TX2023-01-14 active