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N3OLB

Available1x3District 3

No competing applications on record.

License HolderALLEN, DUANE K

License ClassTechnician

Min. Class RequiredGeneral

LocationRIVERSIDE, CA

Grant DateFeb 5, 2003

Expiration DateMar 2, 2013

Cancellation DateMar 3, 2015

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N3OLB

Available1x3District 3

No competing applications on record.

License HolderALLEN, DUANE K

License ClassTechnician

Min. Class RequiredGeneral

LocationRIVERSIDE, CA

Grant DateFeb 5, 2003

Expiration DateMar 2, 2013

Cancellation DateMar 3, 2015

Available for ApplicationsMar 3, 2015

N3OLB is a 1x3 format amateur radio callsign. It is currently registered to ALLEN, DUANE K in RIVERSIDE, CA. There are currently no competing vanity applications or pending FCC filings on record for this callsign. Add it to your watchlist to receive an immediate alert if another operator files a vanity application.

CW & Voice Analysis

Morse Code

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

CW Weight: 34 units(Moderate)

Voice Phonetics

November Three Oscar Lima Bravo

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 ExpiredMar 3, 2015
License RenewedFeb 5, 2003

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

No competing applications on record. Verify on the FCC ULS application search before filing.

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FCC data as of Sep 11, 2026

Is N3OLB Available? FCC Vanity Status & Watchlist