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K4YSN

Available1x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderSANDS, ROBERT E

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationOLYMPIA, WA

Grant DateMar 13, 2021

Expiration DateMar 13, 2031

Cancellation DateApr 30, 2021

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K4YSN

Available1x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderSANDS, ROBERT E

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationOLYMPIA, WA

Grant DateMar 13, 2021

Expiration DateMar 13, 2031

Cancellation DateApr 30, 2021

Available for ApplicationsMay 1, 2023

K4YSN is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by SANDS, ROBERT E in OLYMPIA, WA. 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 Maseda, Michael on Feb 23, 2021. K4YSN has 6 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 31 units(Moderate)

Voice Phonetics

Kilo Four Yankee Sierra November

Readability: 7/10(Good readability)

This callsign is available now

Requires General license or higher to apply for this callsign format (1x3).

License History

License CanceledApr 30, 2021
License IssuedMar 13, 2021
Vanity Callsign GrantedMar 13, 2021
License ExpiredMar 1, 2011
Administrative Update AppliedApr 27, 2001
Tax ID (TIN) AddedApr 27, 2001

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Maseda, MichaelFiled Feb 23, 2021
Not awardedFCC ↗

Search external databases

QRZ ↗HamQTH ↗

Explore nearby callsigns

← K4YSM K4YSP →

FCC data as of Sep 3, 2026

K4YSN FCC Vanity Status: 1 Competing Application & History