Home/Search/AB4MD

AB4MD

Available2x2District 4

Competitive callsign — 3 applications filed with the FCC.

License HolderDAVIS, CHARLES I

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationKNOXVILLE, TN

Grant DateMay 19, 2008

Expiration DateAug 17, 2018

Cancellation DateAug 18, 2020

CallsignFinder

Track FCC amateur radio vanity callsign availability. Data updated daily.

Legal & Info

Pricing FAQ Terms of Service Privacy Policy

FCC data sourced from FCC Universal Licensing System. Not affiliated with the FCC.

Watchlist Search Account

Home/Search/AB4MD

← Back to results

AB4MD

Available2x2District 4

Competitive callsign — 3 applications filed with the FCC.

License HolderDAVIS, CHARLES I

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationKNOXVILLE, TN

Grant DateMay 19, 2008

Expiration DateAug 17, 2018

Cancellation DateAug 18, 2020

Available for ApplicationsAug 18, 2020

AB4MD is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by DAVIS, CHARLES I in KNOXVILLE, 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 DELUCA, MARC V on Aug 11, 2026. AB4MD has 3 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 28 units(Light (fast to send))

Voice Phonetics

Alpha Bravo Four Mike Delta

Readability: 8.5/10(High readability)

This callsign is available now

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

License History

License ExpiredAug 18, 2020
Tax ID (TIN) AddedMay 19, 2008
License RenewedMay 19, 2008

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

DELUCA, MARC VFiled Aug 11, 2026
Not awardedFCC ↗
Dickson, MartinFiled Sep 1, 2023
Not awardedFCC ↗
De Castro, GuarionexFiled Feb 2, 2023
Not awardedFCC ↗

Search external databases

QRZ ↗HamQTH ↗

Explore nearby callsigns

← AB4MC AB4ME →

FCC data as of Sep 3, 2026

AB4MD FCC Vanity Status: 3 Competing Applications & History