AA4OL
Active2x2District 4
Competitive callsign — 3 applications filed with the FCC.
License HolderBublitz Sr, John R
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationMaryville, TN
Grant DateAug 8, 2025
Expiration DateAug 8, 2035
AA4OL is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by Bublitz Sr, John R in Maryville, TN. This callsign has attracted significant interest in the amateur radio community, with 3 vanity applications filed with the FCC. The most recent was submitted by Bublitz Sr, John R on Jul 21, 2025. AA4OL has 5 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.- .- ....- --- .-..
CW Weight: 30 units(Light (fast to send))
Voice Phonetics
Alpha Alpha Four Oscar Lima
Readability: 8/10(High readability)
License History
- License IssuedAug 8, 2025
- Vanity Callsign GrantedAug 8, 2025
- License ExpiredAug 31, 2017
- Tax ID (TIN) AddedJun 6, 2005
- License RenewedJun 6, 2005
Vanity Application Activity
Competing applications filed with the FCC for this callsign.