CFCallsignFinder

Search Watchlist

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

Legal & Info

Pricing FAQ Terms of Service Privacy Policy

© 2026 CallsignFinder. All rights reserved.

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

Watchlist Search Account

Home/Search/K3REX

← Back to results

K3REX

Active1x3District 3

Competitive callsign — 6 applications filed with the FCC.

License HolderCOWIE Jr, REX E

License ClassTechnician

Min. Class RequiredGeneral

LocationMinot, ND

Grant DateMay 7, 2022

Expiration DateJul 13, 2032

K3REX is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by COWIE Jr, REX E in Minot, ND. This callsign has attracted significant interest in the amateur radio community, with 6 vanity applications filed with the FCC. The most recent was submitted by COWIE Jr, REX E on Jun 25, 2012. K3REX has 5 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 30 units(Light (fast to send))

Voice Phonetics

Kilo Three Romeo Echo X-ray

Readability: 7.5/10(High readability)

License History

License RenewedMay 7, 2022
Administrative Update AppliedAug 30, 2014
Administrative Update AppliedMay 2, 2013
License IssuedJul 13, 2012
Vanity Callsign GrantedJul 13, 2012

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

COWIE Jr, REX EFiled Jun 25, 2012
Not awardedFCC ↗
Miller, Jeffrey BFiled May 24, 2005
Not awardedFCC ↗
Saylor, Mary LFiled May 24, 2005
Not awardedFCC ↗
Adams, Rex LFiled Mar 31, 2004

Search external databases

QRZ ↗HamQTH ↗

Explore nearby callsigns

← K3REW K3REY →

FCC data as of Sep 4, 2026

Not awarded

CONN, REX CFiled Oct 2, 2000

Not awardedFCC ↗

FRANK, CYRUS EFiled Oct 2, 2000

Not awardedFCC ↗

K3REX FCC Vanity Status: 6 Competing Applications & History