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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 401– 450 of 1,543

CallsignStateAvailableLast heldLast holderReleased by
KR4EAQGA2027-07-10in 298d2025-07-10Nieminen, JeremyCancelled
KR4AUYFL2027-07-11in 299d2025-07-11Nizel, David ECancelled
KR4BWNGA2027-07-11in 299d2025-07-11Lemons, Andrew GCancelled
KR4ELNVA2027-07-11in 299d2025-07-11Narkinsky, JohnCancelled
KR4ESLKY2027-07-11in 299d2025-07-11Mencer, CurtisCancelled
KR4ESUVA2027-07-11in 299d2025-07-11FitzHenry, CJCancelled
KR4BEXKY2027-07-12in 300d2025-07-12Lowry, Abigail JCancelled
KR4ETVFL2027-07-12in 300d2025-07-12Sarrio, Megan RCancelled
KR4EUMFL2027-07-12in 300d2025-07-12Hidalgo, Ryan JCancelled
KR4BDFFL2027-07-14in 302d2025-07-14Brain, DavidCancelled
KR4EJNFL2027-07-15in 303d2025-07-15Cobb, AdamCancelled
KR4ENANC2027-07-15in 303d2025-07-15NORTH AMERICAN FOUR WHEEL DRIVE AMATEUR RADIO CLUBCancelled
KR4EUTFL2027-07-15in 303d2025-07-15Russo, Roberto JCancelled
KR4EVDVA2027-07-15in 303d2025-07-15Jones, Regina GCancelled
KR4EVQAL2027-07-15in 303d2025-07-15Cooper Jr, KennethCancelled
KR4EWGNC2027-07-15in 303d2025-07-15Jones, JackCancelled
KR4EWTGA2027-07-15in 303d2025-07-15JOHN E "ED" TINNEY MEMORIAL RADIO CLUBCancelled
KR4EIVTN2027-07-16in 304d2025-07-16Parham, Elizabeth GCancelled
KR4AZXFL2027-07-18in 306d2025-07-18Chin Wing, Cadel CCancelled
KR4BVGSC2027-07-18in 306d2025-07-18Mercado, Christian CCancelled
KR4DVFGA2027-07-18in 306d2025-07-18EINEM, EDWARD HCancelled
KR4ENGFL2027-07-18in 306d2025-07-18Gasteazoro, RodrigoCancelled
KR4EUPNC2027-07-18in 306d2025-07-18Edquist, GabeCancelled
KR4AMCVA2027-07-19in 307d2025-07-19Reames, Andrew CCancelled
KR4EUQFL2027-07-19in 307d2025-07-19Childers, Stephen PCancelled
KR4EXGGA2027-07-19in 307d2025-07-19Reese, Christopher SCancelled
KR4EYYVA2027-07-19in 307d2025-07-19Early IV, Joseph HCancelled
KR4EZFFL2027-07-19in 307d2025-07-19BEGHINI DE CARVALHO, JOSE ANGELOCancelled
KR4ERSFL2027-07-21in 309d2025-07-21Baquie, Carl RCancelled
KR4AKKGA2027-07-22in 310d2025-07-22Kitchens, Stacy MCancelled
KR4DMGSC2027-07-22in 310d2025-07-22Williams Jr, GradyCancelled
KR4FAMFL2027-07-22in 310d2025-07-22Lake Como Radio ClubCancelled
KR4DRFKY2027-07-25in 313d2025-07-25Ford, Rodney LCancelled
KR4ESSNC2027-07-25in 313d2025-07-25JACKSON, MICHAELCancelled
KR4EYPFL2027-07-25in 313d2025-07-25Bolenbaugh, DanielaCancelled
KR4FBAAL2027-07-25in 313d2025-07-25Shields, JohnCancelled
KR4BVLNC2027-07-26in 314d2025-07-26Lloyd, Doug BCancelled
KR4FCHFL2027-07-26in 314d2025-07-26Harkcom, Jeffrey FCancelled
KR4EAWNC2027-07-28in 316d2025-07-28Jenkins, Dillon BCancelled
KR4EWISC2027-07-28in 316d2025-07-28Short, EricCancelled
KR4EYVFL2027-07-28in 316d2025-07-28Green, Keegan JCancelled
KR4FDOGA2027-07-28in 316d2025-07-28Pope, Ryan MCancelled
KR4FHNNC2027-07-28in 316d2025-07-28Shoffner, Richard ECancelled
KR4APAFL2027-07-29in 317d2025-07-29Blersch, David WCancelled
KR4DYVGA2027-07-29in 317d2025-07-29ADKINS, RICHARD DCancelled
KR4EVNTN2027-07-29in 317d2025-07-29Patrick, AnjaCancelled
KR4FAPTN2027-07-29in 317d2025-07-29Snyder, Aaron CCancelled
KR4FBCFL2027-07-29in 317d2025-07-29MORALES MONTANEZ, JORGE ECancelled
KR4FBXFL2027-07-29in 317d2025-07-29SFL CW CONTESTERSCancelled
KR4FCOAL2027-07-29in 317d2025-07-29Clark, Stephanie RCancelled