K7JRO
Active1x3District 7
Competitive callsign — 5 applications filed with the FCC.
License HolderO'Brien, John R
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationSammamish, WA
Grant DateJan 21, 2026
Expiration DateMar 18, 2036
K7JRO is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by O'Brien, John R in Sammamish, WA. This callsign has attracted significant interest in the amateur radio community, with 5 vanity applications filed with the FCC. The most recent was submitted by OPFER, JACOB on Sep 11, 2019. K7JRO has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- --... .--- .-. ---
CW Weight: 40 units(Moderate)
Voice Phonetics
Kilo Seven Juliet Romeo Oscar
Readability: 6.5/10(Good readability)
License History
- License RenewedJan 21, 2026
- License ModifiedDec 21, 2016
- License IssuedMar 18, 2016
- Vanity Callsign GrantedMar 18, 2016
Vanity Application Activity
Competing applications filed with the FCC for this callsign.