NI4O
Active2x1District 4
Competitive callsign — 1 application filed with the FCC.
License HolderStewart, Mary J
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
LocationO'BRIEN, FL
Grant DateJan 21, 2017
Expiration DateMar 17, 2027
NI4O is a highly sought-after 2x1 format amateur radio callsign. The license is currently held by Stewart, Mary J in O'BRIEN, FL. This callsign has attracted significant interest in the amateur radio community, with 1 vanity application filed with the FCC. The most recent was submitted by Stewart, Mary J on Feb 27, 2007. NI4O has 6 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-. .. ....- ---
CW Weight: 22 units(Light (fast to send))
Voice Phonetics
November India Four Oscar
Readability: 7.5/10(High readability)
License History
- License RenewedJan 21, 2017
- Administrative Update AppliedNov 20, 2014
- License IssuedMar 17, 2007
- Vanity Callsign GrantedMar 17, 2007
- Internal Correction AppliedMar 8, 2007
- Internal Correction AppliedMar 8, 2007
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Stewart, Mary JFiled Feb 27, 2007Not awardedFCC ↗