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AD4CD

Available2x2District 4

Competitive callsign — 2 applications filed with the FCC.

License HolderDURHAM, CARL N

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationPICKENS, SC

Grant DateMar 28, 2008

Expiration DateMar 28, 2018

Cancellation DateJan 21, 2011

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AD4CD

Available2x2District 4

Competitive callsign — 2 applications filed with the FCC.

License HolderDURHAM, CARL N

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationPICKENS, SC

Grant DateMar 28, 2008

Expiration DateMar 28, 2018

Cancellation DateJan 21, 2011

Available for ApplicationsJan 22, 2013

AD4CD is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by DURHAM, CARL N in PICKENS, SC. 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 DURHAM, CARL N on Mar 10, 2008. AD4CD has 3 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

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

Voice Phonetics

Alpha Delta Four Charlie Delta

Readability: 8/10(High readability)

This callsign is available now

Requires General license or higher to apply for this callsign format (2x2).

License History

License CanceledJan 21, 2011
License IssuedMar 28, 2008
Vanity Callsign GrantedMar 28, 2008

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

DURHAM, CARL NFiled Mar 10, 2008
Not awardedFCC ↗
DELGADO, CONRADO MFiled Mar 19, 2004
Not awardedFCC ↗

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

AD4CD FCC Vanity Status: 2 Competing Applications & History