Home/Search/WB4VOX

WB4VOX

Available2x3District 4

No competing applications on record.

License HolderSULLIVAN, MARK B

License ClassAmateur Extra

Min. Class RequiredTechnician

LocationCHARLOTTE, NC

Grant DateApr 1, 1998

Expiration DateApr 1, 2008

Cancellation DateSep 12, 2006

CallsignFinder

Track FCC amateur radio vanity callsign availability. Data updated daily.

Legal & Info

Pricing FAQ Terms of Service Privacy Policy

FCC data sourced from FCC Universal Licensing System. Not affiliated with the FCC.

Watchlist Search Account

Home/Search/WB4VOX

← Back to results

WB4VOX

Available2x3District 4

No competing applications on record.

License HolderSULLIVAN, MARK B

License ClassAmateur Extra

Min. Class RequiredTechnician

LocationCHARLOTTE, NC

Grant DateApr 1, 1998

Expiration DateApr 1, 2008

Cancellation DateSep 12, 2006

Available for ApplicationsSep 13, 2008

WB4VOX is a 2x3 format amateur radio callsign. It is currently registered to SULLIVAN, MARK B in CHARLOTTE, NC. There are currently no competing vanity applications or pending FCC filings on record for this callsign. Add it to your watchlist to receive an immediate alert if another operator files a vanity application.

CW & Voice Analysis

Morse Code

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

CW Weight: 43 units(Heavy (slower to send))

Voice Phonetics

Whiskey Bravo Four Victor Oscar X-ray

Readability: 7.5/10(High readability)

This callsign is available now

Requires Technician license or higher to apply for this callsign format (2x3).

License History

License CanceledSep 12, 2006
FRN Association Email SentMay 1, 2006

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

No competing applications on record. Verify on the FCC ULS application search before filing.

Search external databases

QRZ ↗HamQTH ↗

Explore nearby callsigns

← WB4VOV WB4VOY →

FCC data as of Jul 10, 2026

Is WB4VOX Available? FCC Vanity Status & Watchlist