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K4AER

Active1x3District 4

Competitive callsign — 6 applications filed with the FCC.

License HolderButler, Jeff L

License ClassGeneral

Min. Class RequiredGeneral

LocationRESTON, VA

Grant DateApr 9, 2024

Expiration DateApr 9, 2034

K4AER is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Butler, Jeff L in RESTON, VA. 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 Butler, Jeff L on Mar 21, 2024. K4AER has 6 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

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

Voice Phonetics

Kilo Four Alpha Echo Romeo

Readability: 7.5/10(High readability)

License History

License ModifiedJul 26, 2024
License IssuedApr 9, 2024
Vanity Callsign GrantedApr 9, 2024
License ExpiredJan 9, 2024
License IssuedJan 6, 2012
Vanity Callsign GrantedJan 6, 2012

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Butler, Jeff LFiled Mar 21, 2024
Not awardedFCC ↗
Yost, William CFiled Mar 25, 2022
Not awardedFCC ↗
McCammon, David TFiled Oct 8, 2019
Not awardedFCC ↗
McCammon, David TFiled Oct 7, 2019

Search external databases

QRZ ↗HamQTH ↗

Explore nearby callsigns

← K4AEQ K4AES →

FCC data as of Sep 4, 2026

Dismissed

Reynolds, Abigail EFiled Dec 19, 2011

Not awardedFCC ↗

Rice, Alfred EFiled Feb 26, 2002

Not awardedFCC ↗

K4AER FCC Vanity Status: 6 Competing Applications & History