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KB3TRL

Available2x3District 3

No competing applications on record.

License HolderKarlson, David E

License ClassGeneral

Min. Class RequiredTechnician

LocationAllentown, PA

Grant DateNov 24, 2009

Expiration DateNov 24, 2019

Cancellation DateJan 24, 2012

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KB3TRL

Available2x3District 3

No competing applications on record.

License HolderKarlson, David E

License ClassGeneral

Min. Class RequiredTechnician

LocationAllentown, PA

Grant DateNov 24, 2009

Expiration DateNov 24, 2019

Cancellation DateJan 24, 2012

Available for ApplicationsJan 25, 2014

KB3TRL is a 2x3 format amateur radio callsign. It is currently registered to Karlson, David E in Allentown, PA. 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: 36 units(Moderate)

Voice Phonetics

Kilo Bravo Three Tango Romeo Lima

Readability: 7/10(Good readability)

This callsign is available now

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

License History

License CanceledJan 24, 2012
License ModifiedDec 21, 2011
System-Generated GrantNov 24, 2009
License IssuedNov 24, 2009

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 3, 2026

Is KB3TRL Available? FCC Vanity Status & Watchlist