Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5ACK callsign genealogy
Currently held by Tannous, Brian T
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 K5ACK's current licensee, walking backwards.
- Tannous, Brian ITNgranted 2014-12-09cancelled 2017-08-01
Successor callsigns
Callsigns held now by people who previously held K5ACK.
No current licensee on record previously held this callsign.