Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5UBM callsign genealogy
Currently held by Hall, Sherry 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 K5UBM's current licensee, walking backwards.
- HALL, SHERRY LTXgranted 2019-09-09cancelled 2019-11-13
Successor callsigns
Callsigns held now by people who previously held K5UBM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K5UBM, oldest first.
- Walker, Bobby R AR2010-05-04 → cancelled 2019-03-06
- Hall, Sherry L TX2019-11-13 active