CFCallsignFinder

Search Watchlist

Track FCC amateur radio vanity callsign availability. Data updated daily.

Legal & Info

Pricing FAQ Terms of Service Privacy Policy

© 2026 CallsignFinder. All rights reserved.

FCC data sourced from FCC Universal Licensing System. Not affiliated with the FCC.

Watchlist Search Account

Home/Search/K3RS

← Back to results

K3RS

Active1x2District 3

Competitive callsign — 1 application filed with the FCC.

License HolderSCHAFFER, ROBERT L

License ClassAmateur Extra

Min. Class RequiredAmateur Extra

LocationBUTLER, PA

Grant DateAug 9, 2016

Expiration DateNov 4, 2026

K3RS is a highly sought-after 1x2 format amateur radio callsign. The license is currently held by SCHAFFER, ROBERT L in BUTLER, 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 Schwarz, Roland H on Oct 27, 2016. K3RS has 3 recorded FCC license history events.

CW & Voice Analysis

Morse Code

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

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

Voice Phonetics

Kilo Three Romeo Sierra

Readability: 7.5/10(High readability)

License History

License RenewedAug 9, 2016
License RenewedSep 26, 2006
FRN Association Email SentSep 24, 2006

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

Schwarz, Roland HFiled Oct 27, 2016
Not awardedFCC ↗

Search external databases

QRZ ↗HamQTH ↗

Explore nearby callsigns

← K3RR K3RT →

FCC data as of Sep 3, 2026

K3RS FCC Vanity Status: 1 Competing Application & History