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K4OB

Active1x2District 4

Competitive callsign — 3 applications filed with the FCC.

License HolderLARRISON, KENNETH A

License ClassAmateur Extra

Min. Class RequiredAmateur Extra

LocationSAINT PETERSBURG, FL

Grant DateNov 21, 2023

Expiration DateFeb 14, 2034

K4OB is a highly sought-after 1x2 format amateur radio callsign. The license is currently held by LARRISON, KENNETH A in SAINT PETERSBURG, FL. This callsign has attracted significant interest in the amateur radio community, with 3 vanity applications filed with the FCC. The most recent was submitted by Rougier, Christopher M on Feb 7, 2022. K4OB has 7 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 29 units(Light (fast to send))

Voice Phonetics

Kilo Four Oscar Bravo

Readability: 8.5/10(High readability)

License History

License RenewedNov 21, 2023
License RenewedNov 19, 2013
Administrative Update AppliedDec 29, 2009
Vanity Callsign GrantedFeb 14, 2004
License IssuedFeb 14, 2004
Internal Correction AppliedJan 27, 2004
Internal Correction AppliedJan 27, 2004

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Rougier, Christopher MFiled Feb 7, 2022
DismissedFCC ↗
Brantley, Winfield CFiled Jan 30, 2004
Not awardedFCC ↗
LARRISON JR, KENNETH AFiled Jan 27, 2004
Not awardedFCC ↗

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FCC data as of Sep 3, 2026

K4OB FCC Vanity Status: 3 Competing Applications & History