Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KT5WB callsign genealogy
Currently held by Blauser, Matthew J
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 KT5WB's current licensee, walking backwards.
- Blauser, Matthew JTXgranted 2012-05-01cancelled 2019-02-20
Successor callsigns
Callsigns held now by people who previously held KT5WB.
No current licensee on record previously held this callsign.