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WB0OBS

Active2x3District 0

Competitive callsign — 1 application filed with the FCC.

License HolderMortimer, Nicole B

License ClassTechnician

Min. Class RequiredTechnician

LocationClear Lake, IA

Grant DateOct 1, 2021

Expiration DateOct 1, 2031

WB0OBS is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Mortimer, Nicole B in Clear Lake, IA. 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 Mortimer, Nicole B on Sep 13, 2021. WB0OBS has 2 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 46 units(Heavy (slower to send))

Voice Phonetics

Whiskey Bravo Zero Oscar Bravo Sierra

Readability: 6.5/10(Good readability)

License History

License IssuedOct 1, 2021
Vanity Callsign GrantedOct 1, 2021

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Mortimer, Nicole BFiled Sep 13, 2021
Not awardedFCC ↗

Search external databases

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FCC data as of Sep 4, 2026

WB0OBS FCC Vanity Status: 1 Competing Application & History