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/AI4CH

← Back to results

AI4CH

Active2x2District 4

Competitive callsign — 2 applications filed with the FCC.

License HolderHung, Carolina

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationBoca Raton, FL

Grant DateNov 5, 2024

Expiration DateNov 5, 2034

AI4CH is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by Hung, Carolina in Boca Raton, FL. This callsign has attracted significant interest in the amateur radio community, with 2 vanity applications filed with the FCC. The most recent was submitted by Hung, Carolina on Oct 17, 2024. AI4CH has 6 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 25 units(Light (fast to send))

Voice Phonetics

Alpha India Four Charlie Hotel

Readability: 7.5/10(High readability)

License History

License IssuedNov 5, 2024
Vanity Callsign GrantedNov 5, 2024
License CanceledSep 27, 2016
License RenewedAug 24, 2013
Administrative Update AppliedNov 10, 2004
License IssuedOct 20, 2003

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Hung, CarolinaFiled Oct 17, 2024
Not awardedFCC ↗
HEADRICK, CRAIG AFiled May 1, 2002
Not awardedFCC ↗

Search external databases

QRZ ↗HamQTH ↗

Explore nearby callsigns

← AI4CG AI4CI →

FCC data as of Sep 3, 2026

AI4CH FCC Vanity Status: 2 Competing Applications & History