NF4R
Active2x1District 4
Competitive callsign — 16 applications filed with the FCC.
License HolderBlackburn, Jeffrey S
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
LocationLexington, KY
Grant DateApr 17, 2021
Expiration DateApr 17, 2031
NF4R is a highly sought-after 2x1 format amateur radio callsign. The license is currently held by Blackburn, Jeffrey S in Lexington, KY. This callsign has attracted significant interest in the amateur radio community, with 16 vanity applications filed with the FCC. The most recent was submitted by Ponder, Merrell A on Apr 26, 2021. NF4R has 8 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-. ..-. ....- .-.
CW Weight: 22 units(Light (fast to send))
Voice Phonetics
November Foxtrot Four Romeo
Readability: 7.5/10(High readability)
License History
- License IssuedApr 17, 2021
- Vanity Callsign GrantedApr 17, 2021
- Internal Correction AppliedSep 12, 2019
- Internal Correction AppliedSep 12, 2019
- License RenewedNov 6, 2017
- License RenewedJan 3, 2008
- Administrative Update AppliedOct 8, 2004
- FRN Association Letter SentOct 8, 2004
Vanity Application Activity
Competing applications filed with the FCC for this callsign.