NF4H
Active2x1District 4
Competitive callsign — 8 applications filed with the FCC.
License HolderWALBERT, JOHN S
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
LocationLeesburg, VA
Grant DateMar 4, 2025
Expiration DateMar 4, 2035
NF4H is a highly sought-after 2x1 format amateur radio callsign. The license is currently held by WALBERT, JOHN S in Leesburg, VA. This callsign has attracted significant interest in the amateur radio community, with 8 vanity applications filed with the FCC. The most recent was submitted by FRY, BRYAN J on Feb 24, 2025. NF4H has 7 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-. ..-. ....- ....
CW Weight: 21 units(Light (fast to send))
Voice Phonetics
November Foxtrot Four Hotel
Readability: 8/10(High readability)
License History
- License IssuedMar 4, 2025
- Vanity Callsign GrantedMar 4, 2025
- Internal Correction AppliedJan 14, 2025
- Internal Correction AppliedJan 14, 2025
- License RenewedJun 12, 2015
- License RenewedMay 25, 2005
- Tax ID (TIN) AddedMay 25, 2005
Vanity Application Activity
Competing applications filed with the FCC for this callsign.