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K4ISB

Expired1x3District 4

No competing applications on record.

License HolderAust, Milton N

License ClassGeneral

Min. Class RequiredGeneral

LocationDraper, VA

Grant DateJun 23, 2015

Expiration DateJul 31, 2025

Available for ApplicationsAug 1, 2027

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K4ISB

Expired1x3District 4

No competing applications on record.

License HolderAust, Milton N

License ClassGeneral

Min. Class RequiredGeneral

LocationDraper, VA

Grant DateJun 23, 2015

Expiration DateJul 31, 2025

Available for ApplicationsAug 1, 2027

K4ISB is a 1x3 format amateur radio callsign. It is currently registered to Aust, Milton N in Draper, VA. 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: 25 units(Light (fast to send))

Voice Phonetics

Kilo Four India Sierra Bravo

Readability: 7/10(Good readability)

Available Aug 1, 2027 (331 days remaining)

Requires General license or higher to apply for this callsign format (1x3).

License History

License RenewedJun 23, 2015
License RenewedMay 20, 2005
Tax ID (TIN) AddedMar 14, 2001
License ModifiedMar 14, 2001

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 ↗

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← K4ISA K4ISG →

FCC data as of Sep 3, 2026

Is K4ISB Available? FCC Vanity Status & Watchlist