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/W4DH

← Back to results

W4DH

Active1x2District 4

Competitive callsign — 4 applications filed with the FCC.

License HolderHASELWOOD, DONALD E

License ClassAmateur Extra

Min. Class RequiredAmateur Extra

LocationLUTZ, FL

Grant DateMay 3, 2017

Expiration DateJul 16, 2027

W4DH is a highly sought-after 1x2 format amateur radio callsign. The license is currently held by HASELWOOD, DONALD E in LUTZ, FL. 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 Hulings, David on Mar 1, 2024. W4DH has 3 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 23 units(Light (fast to send))

Voice Phonetics

Whiskey Four Delta Hotel

Readability: 8.5/10(High readability)

License History

License RenewedMay 3, 2017
License RenewedApr 27, 2007
Administrative Update AppliedJan 21, 2000

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Hulings, DavidFiled Mar 1, 2024
DismissedFCC ↗
Martin, David HFiled Nov 21, 2017
DismissedFCC ↗
FRITZ, HARVEY RFiled Nov 15, 1999
DismissedFCC ↗
HOOS, DAVID CFiled Nov 15, 1999

Search external databases

QRZ ↗HamQTH ↗

Explore nearby callsigns

← W4DG W4DI →

FCC data as of Sep 3, 2026

Dismissed

W4DH FCC Vanity Status: 4 Competing Applications & History