AD1OS
Active2x2District 1
Competitive callsign — 1 application filed with the FCC.
License HolderLATTANZE JR, RICHARD F
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationNorth Myrtle Beach, SC
Grant DateMay 19, 2026
Expiration DateApr 9, 2036
AD1OS is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by LATTANZE JR, RICHARD F in North Myrtle Beach, SC. 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 LATTANZE JR, RICHARD F on Mar 22, 2016. AD1OS has 8 recorded FCC license history events.
CW & Voice Analysis
Morse Code
.- -.. .---- --- ...
CW Weight: 34 units(Moderate)
Voice Phonetics
Alpha Delta One Oscar Sierra
Readability: 7.5/10(High readability)
License History
- License RenewedMay 19, 2026
- License IssuedApr 9, 2016
- Vanity Callsign GrantedApr 9, 2016
- License CanceledNov 9, 2013
- License RenewedDec 9, 2008
- Administrative Update AppliedJan 31, 2006
- FRN Association Letter SentDec 15, 2005
- Administrative Update AppliedDec 14, 2005
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- LATTANZE JR, RICHARD FFiled Mar 22, 2016Not awardedFCC ↗