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AB0OB

Available2x2District 0

Competitive callsign — 2 applications filed with the FCC.

License HolderSchreiner, William J

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationColome, SD

Grant DateJul 8, 2000

Expiration DateJul 8, 2010

Cancellation DateAug 11, 2000

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AB0OB

Available2x2District 0

Competitive callsign — 2 applications filed with the FCC.

License HolderSchreiner, William J

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationColome, SD

Grant DateJul 8, 2000

Expiration DateJul 8, 2010

Cancellation DateAug 11, 2000

Available for ApplicationsAug 12, 2002

AB0OB is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by Schreiner, William J in Colome, SD. This callsign has attracted significant interest in the amateur radio community, with 2 vanity applications filed with the FCC. The most recent was submitted by Buck, Kenneth S on Nov 28, 2025. AB0OB has 2 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 40 units(Moderate)

Voice Phonetics

Alpha Bravo Zero Oscar Bravo

Readability: 7.5/10(High readability)

This callsign is available now

Requires General license or higher to apply for this callsign format (2x2).

License History

License CanceledAug 11, 2000
License IssuedJul 8, 2000

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Buck, Kenneth SFiled Nov 28, 2025
Not awardedFCC ↗
BENSHOOF, MARK LFiled May 24, 2021
Not awardedFCC ↗

Search external databases

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FCC data as of Sep 3, 2026

AB0OB FCC Vanity Status: 2 Competing Applications & History