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N3OS

Active1x2Zone 3

License HolderMENTRO SR, GARY D

License ClassAmateur Extra

Min. Class RequiredAmateur Extra

Grant DateJan 3, 2018

Expiration DateMar 28, 2028

License History

Administrative Update AppliedAug 13, 2025
Administrative Update AppliedSep 25, 2024
License RenewedJan 3, 2018
License IssuedMar 28, 2008
Vanity Callsign GrantedMar 28, 2008
Internal Correction AppliedAug 9, 2006
Internal Correction AppliedAug 9, 2006
License RenewedJul 23, 2002
Tax ID (TIN) AddedJul 23, 2002

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

No competing applications detected. Monitor the FCC ULS application search to verify before filing.

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FCC data as of Jun 12, 2026 — may be delayed

N3OS — CallsignFinder.com