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K3RLF

Active1x3District 3

Competitive callsign — 1 application filed with the FCC.

License HolderFOSTER, ROBERT L

License ClassGeneral

Min. Class RequiredGeneral

LocationMartinsburg, PA

Grant DateNov 25, 2020

Expiration DateJan 4, 2031

K3RLF is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by FOSTER, ROBERT L in Martinsburg, 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 FOSTER, ROBERT L on Dec 15, 2010. K3RLF has 5 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

CW Weight: 33 units(Moderate)

Voice Phonetics

Kilo Three Romeo Lima Foxtrot

Readability: 7.5/10(High readability)

License History

Administrative Update AppliedJan 7, 2025
License RenewedNov 25, 2020
Administrative Update AppliedJan 27, 2018
License IssuedJan 4, 2011
Vanity Callsign GrantedJan 4, 2011

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

FOSTER, ROBERT LFiled Dec 15, 2010
Not awardedFCC ↗

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← K3RLE K3RLH →

FCC data as of Sep 3, 2026

K3RLF FCC Vanity Status: 1 Competing Application & History