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/KD4UPD

← Back to results

KD4UPD

Active2x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderBROWN, PAUL H

License ClassGeneral

Min. Class RequiredTechnician

LocationSalt Lake City, UT

Grant DateAug 19, 2025

Expiration DateAug 19, 2035

KD4UPD is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by BROWN, PAUL H in Salt Lake City, UT. 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 BROWN, PAUL H on Jul 31, 2025. KD4UPD has 8 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 37 units(Moderate)

Voice Phonetics

Kilo Delta Four Uniform Papa Delta

Readability: 7/10(Good readability)

License History

Vanity Callsign GrantedAug 19, 2025
License IssuedAug 19, 2025
License ExpiredDec 31, 2024
License ModifiedNov 22, 2013
Administrative Update AppliedAug 15, 2013
Administrative Update AppliedApr 10, 2013
License RenewedDec 29, 2012
License RenewedDec 5, 2002

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

BROWN, PAUL HFiled Jul 31, 2025
Not awardedFCC ↗

Search external databases

QRZ ↗HamQTH ↗

Explore nearby callsigns

← KD4UPC KD4UPF →

FCC data as of Sep 3, 2026

KD4UPD FCC Vanity Status: 1 Competing Application & History