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K2JZO

Expired1x3District 2

Competitive callsign — 8 applications filed with the FCC.

License HolderDONALDSON, WARREN W

License ClassGeneral

Min. Class RequiredGeneral

LocationNORTH PLAINFIELD, NJ

Grant DateJan 5, 2016

Expiration DateJan 7, 2026

Available for ApplicationsJan 8, 2028

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K2JZO

Expired1x3District 2

Competitive callsign — 8 applications filed with the FCC.

License HolderDONALDSON, WARREN W

License ClassGeneral

Min. Class RequiredGeneral

LocationNORTH PLAINFIELD, NJ

Grant DateJan 5, 2016

Expiration DateJan 7, 2026

Available for ApplicationsJan 8, 2028

K2JZO is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by DONALDSON, WARREN W in NORTH PLAINFIELD, NJ. This callsign has attracted significant interest in the amateur radio community, with 8 vanity applications filed with the FCC. The most recent was submitted by GARDNER, JOHN E on Sep 30, 2005. K2JZO has 3 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 45 units(Heavy (slower to send))

Voice Phonetics

Kilo Two Juliet Zulu Oscar

Readability: 7.5/10(High readability)

Available Jan 8, 2028 (490 days remaining)

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

License History

License RenewedJan 5, 2016
License IssuedJan 7, 2006
Vanity Callsign GrantedJan 7, 2006

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

GARDNER, JOHN EFiled Sep 30, 2005
DismissedFCC ↗
SHANAHAN, SCOTT MFiled Sep 30, 2005
DismissedFCC ↗
GARDNER, JOHN EFiled Sep 30, 2005
Not awardedFCC ↗
RODRIGUEZ LOPEZ, RUBENFiled Sep 30, 2005

Search external databases

QRZ ↗HamQTH ↗

Explore nearby callsigns

← K2JZK K2KAA →

FCC data as of Sep 4, 2026

Not awarded

FCC ↗

CALDERON, ZACARIASFiled Sep 30, 2005

DismissedFCC ↗

GARDNER, JOHN EFiled Sep 30, 2005

DismissedFCC ↗

GARDNER, JOHN EFiled Sep 29, 2005

DismissedFCC ↗

Martin, Lisa MFiled Sep 29, 2005

DismissedFCC ↗

K2JZO FCC Vanity Status: 8 Competing Applications & History