Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K0-prefix vanity callsigns coming available
Vanity slots whose callsigns start with K0. Sorted by availability date — soonest first.
Showing 151– 200 of 228
| Callsign | State | Available | Last held | Last holder | Released by |
|---|---|---|---|---|---|
| K0GOS | MO | 2028-03-28in 561d | 2024-03-29 | Broad, Sam S | Expired |
| K0IWA | IA | 2028-03-28in 561d | 2024-03-29 | NEES, JAMES P | Expired |
| K0JUH | MN | 2028-03-28in 561d | 2024-03-29 | Junkert, James P | Expired |
| K0OCZ | KS | 2028-04-04in 568d | 2024-04-05 | HAGANS, DOUGLAS W | Expired |
| K0ANA | OR | 2028-04-10in 574d | 2026-04-11 | Ratcliffe, Erik J | Cancelled |
| K0RRR | MN | 2028-04-11in 575d | 2024-04-12 | KUBIATOWICZ, DAVID O | Expired |
| K0DLK | SD | 2028-04-12in 576d | 2024-04-13 | KENNISON, DANIEL L | Expired |
| K0WLT | MN | 2028-04-14in 578d | 2024-04-15 | BARDELL, WALTER L | Expired |
| K0PHD | MO | 2028-04-18in 582d | 2024-04-19 | MAUNE, LESTER J | Expired |
| K0ZPN | KS | 2028-04-18in 582d | 2024-04-19 | ROGERS, WILLIAM B | Expired |
| K0KAR | FL | 2028-04-21in 585d | 2024-04-22 | Tucker, KAREN K | Expired |
| K0ALC | MO | 2028-04-25in 589d | 2024-04-26 | BENTCH, RUSSELL E | Expired |
| K0BHF | KS | 2028-04-28in 592d | 2024-04-29 | German, Raymond L | Expired |
| K0JFC | AZ | 2028-05-01in 595d | 2024-05-02 | Cooney, John F | Expired |
| K0LBD | MN | 2028-05-09in 603d | 2024-05-10 | OLSON, REID H | Expired |
| K0SDR | IA | 2028-05-09in 603d | 2024-05-10 | GASPERI JR, DAVE E | Expired |
| K0IFR | KS | 2028-05-14in 608d | 2024-05-15 | HAMMERSMITH, BERNARD J | Expired |
| K0DRD | MN | 2028-05-16in 610d | 2024-05-17 | CINA, JOHN W | Expired |
| K0QAF | MO | 2028-05-16in 610d | 2024-05-17 | TRYON, WARREN A | Expired |
| K0UPH | IA | 2028-05-16in 610d | 2024-05-17 | COLLER, FRANK A | Expired |
| K0GKJ | FL | 2028-05-19in 613d | 2024-05-20 | Jurrens, Eugene K | Expired |
| K0CES | NE | 2028-05-20in 614d | 2024-05-21 | Stoner, Clarence E | Expired |
| K0JEH | CO | 2028-05-21in 615d | 2024-05-22 | Hulsey Jr, Gerald E | Expired |
| K0EQY | KS | 2028-05-23in 617d | 2024-05-24 | KNAAK, JOHN E | Expired |
| K0HBQ | FL | 2028-05-23in 617d | 2024-05-24 | Schoenthaler, David E | Expired |
| K0JVC | IA | 2028-05-23in 617d | 2024-05-24 | PETERSON, FRED F | Expired |
| K0KGS | MN | 2028-05-23in 617d | 2024-05-24 | Fleming, William D | Expired |
| K0OJD | AR | 2028-05-23in 617d | 2024-05-24 | YORK, H ROGER | Expired |
| K0AUR | MN | 2028-05-30in 624d | 2024-05-31 | DOLEMAN, JOHN G | Expired |
| K0JMJ | MN | 2028-05-30in 624d | 2024-05-31 | Wolfe, Robert R | Expired |
| K0PVG | ND | 2028-05-30in 624d | 2024-05-31 | LARSON, KENNETH A | Expired |
| K0EYN | MO | 2028-06-02in 627d | 2024-06-03 | JONES, WALTER T | Expired |
| K0AKS | CA | 2028-06-04in 629d | 2024-06-05 | Champion Amateur Radio Society | Expired |
| K0PGA | CO | 2028-06-08in 633d | 2026-06-09 | LENDI, ADAM A | Cancelled |
| K0VOZ | NY | 2028-06-13in 638d | 2024-06-14 | Montgomery, Robert F | Expired |
| K0IST | MN | 2028-06-14in 639d | 2024-06-15 | Mickelson, John A | Expired |
| K0BUM | CO | 2028-06-15in 640d | 2026-06-16 | Witt, Casey J | Cancelled |
| K0GCR | MN | 2028-06-15in 640d | 2024-06-16 | OUELLETTE, PAUL A | Expired |
| K0PNY | IA | 2028-06-15in 640d | 2024-06-16 | GARSIDE SR, MARLYN C | Expired |
| K0LGG | NE | 2028-06-16in 641d | 2024-06-17 | Cook, Boyd K | Expired |
| K0JMC | OK | 2028-06-19in 644d | 2024-06-20 | CONN, JOHN M | Expired |
| K0SKM | CO | 2028-06-23in 648d | 2024-06-24 | Mabe, Steven K | Expired |
| K0LZW | KS | 2028-06-29in 654d | 2024-06-30 | HATCH, MARVIN D | Expired |
| K0JNC | MO | 2028-06-30in 655d | 2024-07-01 | Clark, Jim | Expired |
| K0EWG | SD | 2028-07-01in 656d | 2024-07-02 | Hagert, Michael R | Expired |
| K0JRB | CO | 2028-07-02in 657d | 2024-07-03 | Balbinot, James R | Expired |
| K0TTC | MO | 2028-07-02in 657d | 2026-07-03 | Cooke, Thomas T | Cancelled |
| K0ORS | KY | 2028-07-06in 661d | 2024-07-07 | Wilson Jr, Winston H | Expired |
| K0OFF | FL | 2028-07-07in 662d | 2024-07-08 | OHRT, EVERETT R | Expired |
| K0QOO | KS | 2028-07-08in 663d | 2024-07-09 | LANGLEY, ROBERT G | Expired |