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AD4SQ

Available2x2District 4

Competitive callsign — 2 applications filed with the FCC.

License HolderGOODRUM 695, CHARLES L

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationChatsworth, GA

Grant DateFeb 11, 2014

Expiration DateMar 5, 2024

Cancellation DateMar 6, 2026

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AD4SQ

Available2x2District 4

Competitive callsign — 2 applications filed with the FCC.

License HolderGOODRUM 695, CHARLES L

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationChatsworth, GA

Grant DateFeb 11, 2014

Expiration DateMar 5, 2024

Cancellation DateMar 6, 2026

Available for ApplicationsMar 6, 2026

AD4SQ is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by GOODRUM 695, CHARLES L in Chatsworth, GA. This callsign has attracted significant interest in the amateur radio community, with 2 vanity applications filed with the FCC. The most recent was submitted by LI, MING on Apr 30, 2013. AD4SQ has 5 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 29 units(Light (fast to send))

Voice Phonetics

Alpha Delta Four Sierra Quebec

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 ExpiredMar 6, 2026
Administrative Update AppliedOct 31, 2015
License RenewedFeb 11, 2014
Administrative Update AppliedAug 2, 2008
Administrative Update AppliedMay 11, 2006

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

LI, MINGFiled Apr 30, 2013
Not awardedFCC ↗
LI, MINGFiled Apr 29, 2013
DismissedFCC ↗

Search external databases

QRZ ↗HamQTH ↗

Explore nearby callsigns

← AD4SP AD4SR →

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

AD4SQ FCC Vanity Status: 2 Competing Applications & History