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WP4OSM

Available2x3District 4

No competing applications on record.

License HolderRIVERA SANABRIA, JEFFREY

License ClassTechnician

Min. Class RequiredTechnician

LocationSAN JUAN, PR

Grant DateMay 1, 2013

Expiration DateMay 1, 2023

Cancellation DateMay 2, 2025

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WP4OSM

Available2x3District 4

No competing applications on record.

License HolderRIVERA SANABRIA, JEFFREY

License ClassTechnician

Min. Class RequiredTechnician

LocationSAN JUAN, PR

Grant DateMay 1, 2013

Expiration DateMay 1, 2023

Cancellation DateMay 2, 2025

Available for ApplicationsMay 2, 2025

WP4OSM is a 2x3 format amateur radio callsign. It is currently registered to RIVERA SANABRIA, JEFFREY in SAN JUAN, PR. 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: 40 units(Moderate)

Voice Phonetics

Whiskey Papa Four Oscar Sierra Mike

Readability: 7.5/10(High readability)

This callsign is available now

Requires Technician license or higher to apply for this callsign format (2x3).

License History

License ExpiredMay 2, 2025
System-Generated GrantMay 1, 2013
License IssuedMay 1, 2013

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 12, 2026 — may be delayed

Is WP4OSM Available? FCC Vanity Status & Watchlist