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Confidence: Medium · Source: FCC ULS · As of 2026-09-18

KR4-prefix vanity callsigns coming available

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

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Showing 1,501– 1,550 of 1,561

CallsignStateAvailableLast heldLast holderReleased by
KR4NNKTN2028-08-17in 699d2026-08-18McCloud, JonathanCancelled
KR4NXXSC2028-08-17in 699d2026-08-18Bice, Mark ACancelled
KR4OAEFL2028-08-17in 699d2026-08-18Krenn, Cedric ACancelled
KR4OAGFL2028-08-17in 699d2026-08-18Episcopal School Of Jacksonville Amateur Radio ClubCancelled
KR4OAHNC2028-08-17in 699d2026-08-18Chmielewski, Marc SCancelled
KR4OAJFL2028-08-17in 699d2026-08-18Groscost, DanielCancelled
KR4DZCVA2028-08-20in 702d2026-08-21Niday, Tracey LCancelled
KR4GJFNC2028-08-20in 702d2026-08-21Vigil, BenjaminCancelled
KR4HYRFL2028-08-20in 702d2026-08-21Grinwis, John ECancelled
KR4IJWVA2028-08-20in 702d2026-08-21Kostecka, TonyCancelled
KR4NNVTN2028-08-20in 702d2026-08-21Barrantes, Marvin ICancelled
KR4NXYNC2028-08-20in 702d2026-08-21Cordero, RichardCancelled
KR4NYCKY2028-08-20in 702d2026-08-21Hirashita, ToshiyukiCancelled
KR4OBKFL2028-08-20in 702d2026-08-21Bermudez, Eli ECancelled
KR4EJXVA2028-08-21in 703d2026-08-22Williamson Jr, Glen SCancelled
KR4OBZVA2028-08-21in 703d2026-08-22DAVIES JR, EVAN LCancelled
KR4OCOFL2028-08-21in 703d2026-08-22Deboer, William JCancelled
KR4OBBFL2028-08-23in 705d2026-08-24Zamora, MatthewCancelled
KR4OCCFL2028-08-24in 706d2026-08-25Salazar, German BCancelled
KR4OCNNC2028-08-24in 706d2026-08-25Ogle Jr, Paul WCancelled
KR4OCSAL2028-08-24in 706d2026-08-25Franklin, Thomas WCancelled
KR4ODUFL2028-08-24in 706d2026-08-25Olgren, Matthew RCancelled
KR4OEIFL2028-08-24in 706d2026-08-25Van Kley, Steve GCancelled
KR4DPZTN2028-08-27in 709d2026-08-28ESTEP, JONATHAN ACancelled
KR4OCQKY2028-08-27in 709d2026-08-28Lucas, Ricky TCancelled
KR4OFSFL2028-08-27in 709d2026-08-28MCFATRIDGE, JAMES ACancelled
KR4OFTFL2028-08-27in 709d2026-08-28Bermudez, DanielCancelled
KR4MTJVA2028-08-28in 710d2026-08-29Johannes, Wilhelm SCancelled
KR4OGFFL2028-08-28in 710d2026-08-29Leeds, Charles FCancelled
KR4OHGFL2028-08-28in 710d2026-08-29McCoy, ElleCancelled
KR4MTUFL2028-08-31in 713d2026-09-01Wunderlich, HughCancelled
KR4NRIGA2028-08-31in 713d2026-09-01Towne, Kavin TCancelled
KR4NTMFL2028-08-31in 713d2026-09-01MC DONALD, GARY ACancelled
KR4NXEFL2028-08-31in 713d2026-09-01McVickers, JohnCancelled
KR4NXQTN2028-08-31in 713d2026-09-01Bryan, Timothy GCancelled
KR4OHYVA2028-08-31in 713d2026-09-01Ashton, Michael ACancelled
KR4OIAGA2028-08-31in 713d2026-09-01Talton, TerriCancelled
KR4OJTNC2028-08-31in 713d2026-09-01Hughes, Robert TCancelled
KR4OJYAL2028-08-31in 713d2026-09-01Tinker, Michael GCancelled
KR4OPZFL2028-09-03in 716d2026-09-04Achkar, DouglasCancelled
KR4KWZNC2028-09-04in 717d2026-09-05Lengyel, Michael RCancelled
KR4LPUGA2028-09-04in 717d2026-09-05Lurie, AdamCancelled
KR4NXUNC2028-09-04in 717d2026-09-05Reid, Christian MCancelled
KR4ODCFL2028-09-07in 720d2026-09-08Miller, Hyde FCancelled
KR4FOAVA2028-09-08in 721d2026-09-09Paquette, Todd JCancelled
KR4NQHFL2028-09-08in 721d2026-09-09Desimone, JacobCancelled
KR4NQRFL2028-09-08in 721d2026-09-09Bolick, David ACancelled
KR4NVZVA2028-09-08in 721d2026-09-09DONG, ZIHAOCancelled
KR4OITTN2028-09-08in 721d2026-09-09Steward, LauraCancelled
KR4OLZNC2028-09-08in 721d2026-09-09Condon Jr, George WCancelled