W4DOI
Active1x3District 4
Competitive callsign — 2 applications filed with the FCC.
License HolderRAINA, ANUBHAU
License ClassTechnician
Min. Class RequiredGeneral
LocationDURHAM, NC
Grant DateAug 20, 2025
Expiration DateOct 31, 2035
W4DOI is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by RAINA, ANUBHAU in DURHAM, NC. This callsign has attracted significant interest in the amateur radio community, with 2 vanity applications filed with the FCC. The most recent was submitted by DOI, ALAN J on Oct 13, 2015. W4DOI has 7 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.-- ....- -.. --- ..
CW Weight: 30 units(Light (fast to send))
Voice Phonetics
Whiskey Four Delta Oscar India
Readability: 7.5/10(High readability)
License History
- Administrative Update AppliedAug 22, 2025
- License RenewedAug 20, 2025
- Administrative Update AppliedJan 18, 2017
- Vanity Callsign GrantedOct 31, 2015
- License IssuedOct 31, 2015
- Internal Correction AppliedDec 22, 2005
- Internal Correction AppliedDec 22, 2005
Vanity Application Activity
Competing applications filed with the FCC for this callsign.