AD4BM
Active2x2District 4
Competitive callsign — 1 application filed with the FCC.
License HolderFlynn, David P
License ClassTechnician
Min. Class RequiredGeneral
LocationValencia, CA
Grant DateJan 17, 2026
Expiration DateJan 17, 2036
AD4BM is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by Flynn, David P in Valencia, CA. 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 Myers, Brandon on Dec 30, 2025. AD4BM has 6 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.- -.. ....- -... --
CW Weight: 28 units(Light (fast to send))
Voice Phonetics
Alpha Delta Four Bravo Mike
Readability: 8.5/10(High readability)
License History
- License IssuedJan 17, 2026
- Vanity Callsign GrantedJan 17, 2026
- License ExpiredApr 2, 2025
- License RenewedFeb 13, 2013
- Tax ID (TIN) AddedApr 1, 2003
- License RenewedApr 1, 2003
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Myers, BrandonFiled Dec 30, 2025Not awardedFCC ↗