Home/Search/K3MAO

K3MAO

Available1x3District 3

Competitive callsign — 1 application filed with the FCC.

License HolderKRUSE, WILLIAM J

License ClassAdvanced

Min. Class RequiredGeneral

LocationHATBORO, PA

Grant DateJan 21, 1997

Expiration DateJan 21, 2007

Cancellation DateJan 22, 2009

CallsignFinder

Track FCC amateur radio vanity callsign availability. Data updated daily.

Legal & Info

Pricing FAQ Terms of Service Privacy Policy

FCC data sourced from FCC Universal Licensing System. Not affiliated with the FCC.

Watchlist Search Account

Home/Search/K3MAO

← Back to results

K3MAO

Available1x3District 3

Competitive callsign — 1 application filed with the FCC.

License HolderKRUSE, WILLIAM J

License ClassAdvanced

Min. Class RequiredGeneral

LocationHATBORO, PA

Grant DateJan 21, 1997

Expiration DateJan 21, 2007

Cancellation DateJan 22, 2009

Available for ApplicationsJan 22, 2009

K3MAO is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by KRUSE, WILLIAM J in HATBORO, PA. 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 Oramous, Sean G on Sep 30, 2025. K3MAO has 1 recorded FCC license history event.

CW & Voice Analysis

Morse Code

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

CW Weight: 35 units(Moderate)

Voice Phonetics

Kilo Three Mike Alpha Oscar

Readability: 8.5/10(High readability)

This callsign is available now

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

License History

License ExpiredJan 22, 2009

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Oramous, Sean GFiled Sep 30, 2025
Not awardedFCC ↗

Search external databases

QRZ ↗HamQTH ↗

Explore nearby callsigns

← K3MAN K3MAP →

FCC data as of Sep 3, 2026

K3MAO FCC Vanity Status: 1 Competing Application & History