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/KK4ZX

← Back to results

KK4ZX

Active2x2District 4

Competitive callsign — 2 applications filed with the FCC.

License HolderWOLVERTON, J C

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationWilliamsport, PA

Grant DateSep 24, 2024

Expiration DateOct 15, 2034

KK4ZX is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by WOLVERTON, J C in Williamsport, PA. 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 WOLVERTON, J C on Sep 26, 2014. KK4ZX has 6 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 37 units(Moderate)

Voice Phonetics

Kilo Kilo Four Zulu X-ray

Readability: 8/10(High readability)

License History

Administrative Update AppliedSep 27, 2024
License RenewedSep 24, 2024
Administrative Update AppliedSep 5, 2019
License IssuedOct 15, 2014
Vanity Callsign GrantedOct 15, 2014
License ExpiredApr 6, 2000

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

WOLVERTON, J CFiled Sep 26, 2014
DismissedFCC ↗
WOLVERTON, J CFiled Sep 26, 2014
Not awardedFCC ↗

Search external databases

QRZ ↗HamQTH ↗

Explore nearby callsigns

← KK4ZU KK4ZY →

FCC data as of Jul 31, 2026

KK4ZX FCC Vanity Status: 2 Competing Applications & History