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W3ASO

Available1x3District 3

Competitive callsign — 1 application filed with the FCC.

License HolderHASSLINGER, MARK E

License ClassP

Min. Class RequiredGeneral

LocationANNAPOLIS, MD

Grant DateSep 17, 1996

Expiration DateSep 17, 2006

Cancellation DateSep 18, 2008

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W3ASO

Available1x3District 3

Competitive callsign — 1 application filed with the FCC.

License HolderHASSLINGER, MARK E

License ClassP

Min. Class RequiredGeneral

LocationANNAPOLIS, MD

Grant DateSep 17, 1996

Expiration DateSep 17, 2006

Cancellation DateSep 18, 2008

Available for ApplicationsSep 18, 2008

W3ASO is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by HASSLINGER, MARK E in ANNAPOLIS, MD. 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 Shambra, Stephen M on Dec 20, 2021. W3ASO has 1 recorded FCC license history event.

CW & Voice Analysis

Morse Code

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

CW Weight: 32 units(Moderate)

Voice Phonetics

Whiskey Three Alpha Sierra Oscar

Readability: 7.5/10(High readability)

This callsign is available now

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

License History

License ExpiredSep 18, 2008

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Shambra, Stephen MFiled Dec 20, 2021
Not awardedFCC ↗

Search external databases

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FCC data as of Sep 3, 2026

W3ASO FCC Vanity Status: 1 Competing Application & History