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WA4MMO

Active2x3District 4

Competitive callsign — 1 application filed with the FCC.

License HolderSherrod, Robert T

License ClassTechnician

Min. Class RequiredTechnician

LocationMoline, IL

Grant DateDec 4, 2019

Expiration DateFeb 26, 2030

WA4MMO is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Sherrod, Robert T in Moline, IL. 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 Schuck, Geoffrey H on Feb 8, 2010. WA4MMO has 4 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 39 units(Moderate)

Voice Phonetics

Whiskey Alpha Four Mike Mike Oscar

Readability: 8.5/10(High readability)

License History

License RenewedDec 4, 2019
License ModifiedMar 2, 2010
License IssuedFeb 26, 2010
Vanity Callsign GrantedFeb 26, 2010

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Schuck, Geoffrey HFiled Feb 8, 2010
Not awardedFCC ↗

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FCC data as of Sep 11, 2026

WA4MMO FCC Vanity Status: 1 Competing Application & History