Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K5BUC callsign genealogy
Currently held by CROWLEY sr, DAVID A
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 K5BUC's current licensee, walking backwards.
- CROWLEY sr, DAVID ATXgranted 2010-06-12cancelled 2020-01-31
Successor callsigns
Callsigns held now by people who previously held K5BUC.
No current licensee on record previously held this callsign.