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N5OST

Expired1x3District 5

Competitive callsign — 1 application filed with the FCC.

License HolderKraiman, Stephen J

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationDoylestown, PA

Grant DateSep 29, 2015

Expiration DateSep 29, 2025

Available for ApplicationsSep 30, 2027

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N5OST

Expired1x3District 5

Competitive callsign — 1 application filed with the FCC.

License HolderKraiman, Stephen J

License ClassAmateur Extra

Min. Class RequiredGeneral

LocationDoylestown, PA

Grant DateSep 29, 2015

Expiration DateSep 29, 2025

Available for ApplicationsSep 30, 2027

N5OST is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Kraiman, Stephen J in Doylestown, PA. 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 Lockyer Jr, Paul K on Sep 10, 2015. N5OST has 8 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 24 units(Light (fast to send))

Voice Phonetics

November Five Oscar Sierra Tango

Readability: 7/10(Good readability)

Available Sep 30, 2027 (391 days remaining)

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

License History

Administrative Update AppliedJan 22, 2025
Administrative Update AppliedAug 16, 2023
Administrative Update AppliedOct 3, 2020
Administrative Update AppliedOct 14, 2017
Administrative Update AppliedMar 16, 2017
Vanity Callsign GrantedSep 29, 2015
License IssuedSep 29, 2015
License ExpiredMar 25, 2011

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Lockyer Jr, Paul KFiled Sep 10, 2015
Not awardedFCC ↗

Search external databases

QRZ ↗HamQTH ↗

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← N5OSS N5OSU →

FCC data as of Sep 3, 2026

N5OST FCC Vanity Status: 1 Competing Application & History