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NR4Z

Active2x1District 4

Competitive callsign — 2 applications filed with the FCC.

License HolderCAIN, JAMES I

License ClassAmateur Extra

Min. Class RequiredAmateur Extra

LocationGRAPEVINE, TX

Grant DateSep 19, 2018

Expiration DateDec 12, 2027

NR4Z is a highly sought-after 2x1 format amateur radio callsign. The license is currently held by CAIN, JAMES I in GRAPEVINE, TX. This callsign has attracted significant interest in the amateur radio community, with 2 vanity applications filed with the FCC. The most recent was submitted by Claure, Leonardo on Nov 22, 2006. NR4Z has 7 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 24 units(Light (fast to send))

Voice Phonetics

November Romeo Four Zulu

Readability: 7.5/10(High readability)

License History

License RenewedSep 19, 2018
Administrative Update AppliedMar 28, 2015
Administrative Update AppliedJan 21, 2015
Vanity Callsign GrantedDec 12, 2006
License IssuedDec 12, 2006
Internal Correction AppliedNov 27, 2006
Internal Correction AppliedNov 27, 2006

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Claure, LeonardoFiled Nov 22, 2006
Not awardedFCC ↗
RUDOLPH, MARK AFiled Nov 22, 2006
Not awardedFCC ↗

Search external databases

QRZ ↗HamQTH ↗

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FCC data as of Sep 4, 2026

NR4Z FCC Vanity Status: 2 Competing Applications & History