N4JMO
Active1x3District 4
Competitive callsign — 3 applications filed with the FCC.
License HolderOlson, James M
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationBirmingham, AL
Grant DateApr 9, 2025
Expiration DateFeb 24, 2035
N4JMO is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Olson, James M in Birmingham, AL. This callsign has attracted significant interest in the amateur radio community, with 3 vanity applications filed with the FCC. The most recent was submitted by Olson, James M on Feb 6, 2015. N4JMO has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-. ....- .--- -- ---
CW Weight: 36 units(Moderate)
Voice Phonetics
November Four Juliet Mike Oscar
Readability: 7.5/10(High readability)
License History
- License RenewedApr 9, 2025
- License IssuedFeb 24, 2015
- Vanity Callsign GrantedFeb 24, 2015
- License ExpiredApr 26, 2001
Vanity Application Activity
Competing applications filed with the FCC for this callsign.