KJ6OSH
Available2x3District 6
Competitive callsign — 2 applications filed with the FCC.
License HolderRohrkemper, Michael L
License ClassAmateur Extra
Min. Class RequiredTechnician
LocationEl Segundo, CA
Grant DateMay 12, 2011
Expiration DateMay 12, 2021
Cancellation DateJun 9, 2011
Available for ApplicationsJun 10, 2013
KJ6OSH is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Rohrkemper, Michael L in El Segundo, CA. 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 Carlson, Joshua D on Jan 5, 2026. KJ6OSH has 3 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- .--- -.... --- ... ....
CW Weight: 40 units(Moderate)
Voice Phonetics
Kilo Juliet Six Oscar Sierra Hotel
Readability: 6.5/10(Good readability)
This callsign is available now
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License CanceledJun 9, 2011
- System-Generated GrantMay 12, 2011
- License IssuedMay 12, 2011
Vanity Application Activity
Competing applications filed with the FCC for this callsign.