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/KP4RMG

← Back to results

KP4RMG

Active2x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderMarrero-Guerrero, Ricardo G

License ClassAmateur Extra

Min. Class RequiredTechnician

LocationSan Juan, PR

Grant DateJun 8, 2018

Expiration DateJun 8, 2028

KP4RMG is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Marrero-Guerrero, Ricardo G in San Juan, PR. 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 Marrero-Guerrero, Ricardo G on May 21, 2018. KP4RMG has 4 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 40 units(Moderate)

Voice Phonetics

Kilo Papa Four Romeo Mike Golf

Readability: 8/10(High readability)

License History

License ModifiedOct 9, 2018
License ModifiedAug 7, 2018
License IssuedJun 8, 2018
Vanity Callsign GrantedJun 8, 2018

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Marrero-Guerrero, Ricardo GFiled May 21, 2018
Not awardedFCC ↗

Search external databases

QRZ ↗HamQTH ↗

Explore nearby callsigns

← KP4RMD KP4RMM →

FCC data as of Sep 4, 2026

KP4RMG FCC Vanity Status: 1 Competing Application & History