KR4AY
Available2x2District 4
Competitive callsign — 1 application filed with the FCC.
License HolderWESTBROOK, EDGAR A
License ClassTechnician
Min. Class RequiredGeneral
LocationCHELMSFORD, MA
Grant DateJun 5, 2013
Expiration DateAug 24, 2023
Cancellation DateAug 26, 2025
Available for ApplicationsAug 25, 2025
KR4AY is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by WESTBROOK, EDGAR A in CHELMSFORD, MA. 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 Kostecka, Tony on Aug 3, 2026. KR4AY has 3 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- .-. ....- .- -.--
CW Weight: 33 units(Moderate)
Voice Phonetics
Kilo Romeo Four Alpha Yankee
Readability: 7.5/10(High readability)
This callsign is available now
Requires General license or higher to apply for this callsign format (2x2).
License History
- License ExpiredAug 26, 2025
- License RenewedJun 5, 2013
- License RenewedJul 22, 2003
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Kostecka, TonyFiled Aug 3, 2026Not awardedFCC ↗