CFCallsignFinder

Search Watchlist

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

Legal & Info

Pricing FAQ Terms of Service Privacy Policy

© 2026 CallsignFinder. All rights reserved.

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

Watchlist Search Account

Home/Search/K3DFX

← Back to results

K3DFX

Active1x3District 3

Competitive callsign — 4 applications filed with the FCC.

License HolderChristopher, Kozuma R

License ClassTechnician

Min. Class RequiredGeneral

LocationTwin Peaks, CA

Grant DateJan 19, 2021

Expiration DateJan 19, 2031

K3DFX is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Christopher, Kozuma R in Twin Peaks, CA. This callsign has attracted significant interest in the amateur radio community, with 4 vanity applications filed with the FCC. The most recent was submitted by Burtt, Nathaniel S on Dec 31, 2020. K3DFX has 3 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 35 units(Moderate)

Voice Phonetics

Kilo Three Delta Foxtrot X-ray

Readability: 8/10(High readability)

License History

Administrative Update AppliedMay 28, 2022
License IssuedJan 19, 2021
Vanity Callsign GrantedJan 19, 2021

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Burtt, Nathaniel SFiled Dec 31, 2020
Not awardedFCC ↗
Torrealba, David RFiled Jul 17, 2017
Not awardedFCC ↗
BYUS, PAUL HFiled Mar 15, 2001
Not awardedFCC ↗
MARTIN, WILLIAM AFiled Mar 15, 2001

Search external databases

QRZ ↗HamQTH ↗

Explore nearby callsigns

← K3DFV K3DGB →

FCC data as of Sep 3, 2026

Not awarded

K3DFX FCC Vanity Status: 4 Competing Applications & History