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AD4LS

Active2x2District 4

Competitive callsign — 1 application filed with the FCC.

License HolderGRIFFIN, MARK B

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationAlpharetta, GA

Grant DateJan 23, 2024

Expiration DateJan 23, 2034

AD4LS is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by GRIFFIN, MARK B in Alpharetta, GA. 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 GRIFFIN, MARK B on Sep 2, 2003. AD4LS has 6 recorded FCC license history events.

CW & Voice Analysis

Morse Code

.- -.. ....- .-.. ...

CW Weight: 25 units(Light (fast to send))

Voice Phonetics

Alpha Delta Four Lima Sierra

Readability: 7.5/10(High readability)

License History

License RenewedJan 23, 2024
Administrative Update AppliedNov 13, 2020
License RenewedJul 10, 2013
Administrative Update AppliedFeb 5, 2013
Administrative Update AppliedSep 4, 2003
License RenewedSep 3, 2003

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

GRIFFIN, MARK BFiled Sep 2, 2003
DismissedFCC ↗

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FCC data as of Sep 12, 2026 — may be delayed

AD4LS FCC Vanity Status: 1 Competing Application & History