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/N4HOO

← Back to results

N4HOO

Active1x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderClark, George E

License ClassGeneral

Min. Class RequiredGeneral

LocationGreen Valley, AZ

Grant DateNov 18, 2016

Expiration DateNov 18, 2026

N4HOO is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Clark, George E in Green Valley, AZ. 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 Mahusay, Ed on Oct 31, 2016. N4HOO has 3 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 33 units(Moderate)

Voice Phonetics

November Four Hotel Oscar Oscar

Readability: 7.5/10(High readability)

License History

License IssuedNov 18, 2016
Vanity Callsign GrantedNov 18, 2016
License ExpiredAug 4, 2010

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Mahusay, EdFiled Oct 31, 2016
Not awardedFCC ↗

Search external databases

QRZ ↗HamQTH ↗

Explore nearby callsigns

← N4HON N4HOP →

FCC data as of Sep 3, 2026

N4HOO FCC Vanity Status: 1 Competing Application & History