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KO4TTX

Available2x3District 4

No competing applications on record.

License HolderCaspary, Ralph L

License ClassTechnician

Min. Class RequiredTechnician

LocationTuolumne, CA

Grant DateOct 5, 2021

Expiration DateOct 5, 2031

Cancellation DateNov 23, 2021

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KO4TTX

Available2x3District 4

No competing applications on record.

License HolderCaspary, Ralph L

License ClassTechnician

Min. Class RequiredTechnician

LocationTuolumne, CA

Grant DateOct 5, 2021

Expiration DateOct 5, 2031

Cancellation DateNov 23, 2021

Available for ApplicationsNov 24, 2023

KO4TTX is a 2x3 format amateur radio callsign. It is currently registered to Caspary, Ralph L in Tuolumne, CA. 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: 37 units(Moderate)

Voice Phonetics

Kilo Oscar Four Tango Tango 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 CanceledNov 23, 2021
License ModifiedNov 1, 2021
System-Generated GrantOct 5, 2021
License IssuedOct 5, 2021

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

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FCC data as of Jul 10, 2026

Is KO4TTX Available? FCC Vanity Status & Watchlist