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KB7RZH

Available2x3District 7

No competing applications on record.

License HolderOlszewski, Robert S

License ClassGeneral

Min. Class RequiredTechnician

LocationBoston, MA

Grant DateOct 29, 2012

Expiration DateJan 19, 2023

Cancellation DateJan 22, 2025

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KB7RZH

Available2x3District 7

No competing applications on record.

License HolderOlszewski, Robert S

License ClassGeneral

Min. Class RequiredTechnician

LocationBoston, MA

Grant DateOct 29, 2012

Expiration DateJan 19, 2023

Cancellation DateJan 22, 2025

Available for ApplicationsJan 20, 2025

KB7RZH is a 2x3 format amateur radio callsign. It is currently registered to Olszewski, Robert S in Boston, MA. 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: 39 units(Moderate)

Voice Phonetics

Kilo Bravo Seven Romeo Zulu Hotel

Readability: 6.5/10(Good readability)

This callsign is available now

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

License History

License ExpiredJan 22, 2025
License ModifiedFeb 8, 2017
License RenewedOct 29, 2012
Tax ID (TIN) AddedJan 17, 2003
License RenewedJan 17, 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.

Search external databases

QRZ ↗HamQTH ↗

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← KB7RZG KB7RZI →

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

Is KB7RZH Available? FCC Vanity Status & Watchlist