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W9MPH

Active1x3District 9

Competitive callsign — 1 application filed with the FCC.

License HolderHaeberli, Martin P

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationRedwood City, CA

Grant DateMar 8, 2022

Expiration DateMay 7, 2032

W9MPH is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Haeberli, Martin P in Redwood City, CA. 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 Haeberli, Martin P on Apr 19, 2002. W9MPH has 5 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 38 units(Moderate)

Voice Phonetics

Whiskey Nine Mike Papa Hotel

Readability: 8.5/10(High readability)

License History

License RenewedMar 8, 2022
License RenewedMar 21, 2012
License ModifiedJun 12, 2002
License IssuedMay 7, 2002
Vanity Callsign GrantedMay 7, 2002

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Haeberli, Martin PFiled Apr 19, 2002
Not awardedFCC ↗

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FCC data as of Sep 3, 2026

W9MPH FCC Vanity Status: 1 Competing Application & History