Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KR4TAZ callsign genealogy
Currently held by Croft, Casey G
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 KR4TAZ's current licensee, walking backwards.
- Croft, Casey GTNgranted 2019-09-18cancelled 2019-10-11
Successor callsigns
Callsigns held now by people who previously held KR4TAZ.
No current licensee on record previously held this callsign.