KM4TBZ
Active2x3District 4
No competing applications on record.
License HolderIsler, Ryan D
License ClassTechnician
Min. Class RequiredTechnician
LocationUmatilla, FL
Grant DateFeb 20, 2026
Expiration DateApr 8, 2036
KM4TBZ is a 2x3 format amateur radio callsign. It is currently registered to Isler, Ryan D in Umatilla, FL. There are currently no competing vanity applications or pending FCC filings on record for this callsign. Add it to your watchlist to receive an immediate alert if another operator files a vanity application.