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Confidence: Medium · Source: FCC ULS · As of 2026-09-14

KR4-prefix vanity callsigns coming available

Vanity slots whose callsigns start with KR4. Sorted by availability date — soonest first.

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Showing 51– 100 of 1,543

CallsignStateAvailableLast heldLast holderReleased by
KR4ALMNC2027-02-19in 158d2025-02-19Choi, Edwin YCancelled
KR4ALXVA2027-02-19in 158d2025-02-19Sokolowski, MichalCancelled
KR4AQNGA2027-02-19in 158d2025-02-19Deckman, Cecilia BCancelled
KR4AXGVA2027-02-19in 158d2025-02-19Barnett, KevinCancelled
KR4AYCKY2027-02-19in 158d2025-02-19Sparrow, Charles CCancelled
KR4AQFKY2027-02-21in 160d2025-02-21Richardson, Jacob TCancelled
KR4AYZTN2027-02-21in 160d2025-02-21Case, CrystalCancelled
KR4AZNTN2027-02-21in 160d2025-02-21Cronberger, William GCancelled
KR4AOWFL2027-02-22in 161d2025-02-22Cavanaugh, Jeffrey DCancelled
KR4BAENC2027-02-22in 161d2025-02-22Sanders, Timothy Tim SCancelled
KR4BAUSC2027-02-22in 161d2025-02-22Boyce, Terry KCancelled
KR4AUDVA2027-02-24in 163d2025-02-24Flanary, StevenCancelled
KR4BCMGA2027-02-25in 164d2025-02-25FREEDMAN, MARKCancelled
KR4APENC2027-02-27in 166d2025-02-27Hampsmire, William GCancelled
KR4BKVGA2027-02-27in 166d2025-02-27Powell, TylerCancelled
KR4BEGSC2027-02-28in 167d2025-02-28199 Contest ClubCancelled
KR4APFGA2027-03-01in 168d2025-03-01West, Richard ECancelled
KR4BFWNC2027-03-01in 168d2025-03-01Fulton III, Robert WCancelled
KR4BFXFL2027-03-01in 168d2025-03-01Joswick, Zachary RCancelled
KR4BGIGA2027-03-01in 168d2025-03-01Watson, Keith RCancelled
KR4BGSGA2027-03-01in 168d2025-03-01Leonard, Scott WCancelled
KR4BHPTN2027-03-01in 168d2025-03-01Roberts, Esther LCancelled
KR4WNAL2027-03-01in 168d2023-03-02RICE JR, JAMES GExpired
KR4AKRNC2027-03-04in 171d2025-03-04Dontamsetti, Sasi BhushanCancelled
KR4ALJNC2027-03-04in 171d2025-03-04Hoffman Jr, Tony LCancelled
KR4ALLFL2027-03-04in 171d2025-03-04Herskowitz, HowardCancelled
KR4BCHTN2027-03-04in 171d2025-03-04Tudor, David ACancelled
KR4BDITN2027-03-04in 171d2025-03-04Ewing, Zackery WCancelled
KR4BDOTN2027-03-04in 171d2025-03-04Ewing, Kacee DCancelled
KR4BEUFL2027-03-04in 171d2025-03-04Richards, Ryan LCancelled
KR4BFJKY2027-03-04in 171d2025-03-04Graves, Saxton LCancelled
KR4BHKFL2027-03-04in 171d2025-03-04Mason, Perry ACancelled
KR4BHOGA2027-03-04in 171d2025-03-04Ruhl, Trevor MCancelled
KR4BIFSC2027-03-04in 171d2025-03-04Cox, Kristoffer KCancelled
KR4BIJAL2027-03-04in 171d2025-03-04Judd, GabrielCancelled
KR4BIKGA2027-03-04in 171d2025-03-04Selden, Gary LCancelled
KR4BIWNC2027-03-04in 171d2025-03-04ALIFF, ADDISON SCancelled
KR4BJCGA2027-03-04in 171d2025-03-04Weissbord, SethCancelled
KR4BJIFL2027-03-04in 171d2025-03-04Sociedad Dominicana De RadioaficionadosCancelled
KR4BJMTN2027-03-04in 171d2025-03-04Stevenson, Michael TCancelled
KR4BKBSC2027-03-04in 171d2025-03-04Wiggins, David ACancelled
KR4BKGFL2027-03-04in 171d2025-03-04Lanari, Mark ACancelled
KR4AYVAL2027-03-08in 175d2025-03-08Reddoch, LanceCancelled
KR4BGCGA2027-03-08in 175d2025-03-08Damon, RobertCancelled
KR4BGTNC2027-03-08in 175d2025-03-08MAHAFFEY, WILLIAM JCancelled
KR4AQHNC2027-03-11in 178d2025-03-11HICKS, M PAULCancelled
KR4AQZNC2027-03-11in 178d2025-03-11Pinecone Amateur Radio ClubCancelled
KR4AZDTN2027-03-11in 178d2025-03-11Lewis, Ronald LCancelled
KR4BHJNC2027-03-11in 178d2025-03-11Holder, Franklin ECancelled
KR4BHLVA2027-03-11in 178d2025-03-11Levdahl, Andrew LCancelled