Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5KBZ callsign genealogy
Currently held by Logan, Zachary R
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 K5KBZ's current licensee, walking backwards.
- Logan, Zachary RTXgranted 2015-09-17cancelled 2018-05-15
Successor callsigns
Callsigns held now by people who previously held K5KBZ.
No current licensee on record previously held this callsign.