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K4RRX

Active1x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderMILLER, JONATHAN J

License ClassGeneral

Min. Class RequiredGeneral

LocationSALISBURY, NC

Grant DateApr 23, 2024

Expiration DateApr 23, 2034

K4RRX is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by MILLER, JONATHAN J in SALISBURY, NC. This callsign has attracted significant interest in the amateur radio community, with 1 vanity application filed with the FCC. The most recent was submitted by MILLER, JONATHAN J on Oct 25, 2013. K4RRX has 3 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 32 units(Moderate)

Voice Phonetics

Kilo Four Romeo Romeo X-ray

Readability: 7/10(Good readability)

License History

License RenewedApr 23, 2024
License IssuedNov 13, 2013
Vanity Callsign GrantedNov 13, 2013

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

MILLER, JONATHAN JFiled Oct 25, 2013
Not awardedFCC ↗

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← K4RRV K4RRY →

FCC data as of Sep 4, 2026

K4RRX FCC Vanity Status: 1 Competing Application & History