KF4JOE
Expired2x3District 4
Competitive callsign — 2 applications filed with the FCC.
License HolderHILTNER, MATTHEW E
License ClassGeneral
Min. Class RequiredTechnician
LocationHILLSBORO, OR
Grant DateJun 2, 2016
Expiration DateJul 6, 2026
Available for ApplicationsJul 7, 2028
KF4JOE is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by HILTNER, MATTHEW E in HILLSBORO, OR. This callsign has attracted significant interest in the amateur radio community, with 2 vanity applications filed with the FCC. The most recent was submitted by MAZZEI, JOSEPH L on Jan 18, 2000. KF4JOE has 6 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ..-. ....- .--- --- .
CW Weight: 40 units(Moderate)
Voice Phonetics
Kilo Foxtrot Four Juliet Oscar Echo
Readability: 7/10(Good readability)
Available Jul 7, 2028 (671 days remaining)
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License ModifiedApr 16, 2026
- License RenewedJun 2, 2016
- Administrative Update AppliedSep 12, 2013
- License RenewedJul 6, 2006
- Administrative Update AppliedJun 2, 2004
- FRN Association Letter SentJun 2, 2004
Vanity Application Activity
Competing applications filed with the FCC for this callsign.