W4IRS
Active1x3District 4
Competitive callsign — 10 applications filed with the FCC.
License HolderBROWN JR, FREDERICK W
License ClassGeneral
Min. Class RequiredGeneral
LocationCOATSVILLE, PA
Grant DateMar 3, 2026
Expiration DateMar 3, 2036
W4IRS is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by BROWN JR, FREDERICK W in COATSVILLE, PA. This callsign has attracted significant interest in the amateur radio community, with 10 vanity applications filed with the FCC. The most recent was submitted by Sample, Jeffery on Feb 11, 2026. W4IRS has 6 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.-- ....- .. .-. ...
CW Weight: 24 units(Light (fast to send))
Voice Phonetics
Whiskey Four India Romeo Sierra
Readability: 6.5/10(Good readability)
License History
- License IssuedMar 3, 2026
- Vanity Callsign GrantedMar 3, 2026
- License ExpiredJul 12, 2022
- License RenewedApr 24, 2010
- Administrative Update AppliedMay 14, 2004
- License IssuedJul 11, 2000
Vanity Application Activity
Competing applications filed with the FCC for this callsign.