Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4-prefix vanity callsigns coming available
Vanity slots whose callsigns start with K4. Sorted by availability date — soonest first.
Showing 401– 450 of 473
| Callsign | State | Available | Last held | Last holder | Released by |
|---|---|---|---|---|---|
| K4SCN | SC | 2028-06-20in 644d | 2024-06-21 | STEVENS, JOHN H | Expired |
| K4VCQ | NC | 2028-06-20in 644d | 2024-06-21 | NEWTON JR, JOHN T | Expired |
| K4FIJ | FL | 2028-06-21in 645d | 2024-06-22 | Walter, James F | Expired |
| K4KIX | GA | 2028-06-21in 645d | 2024-06-22 | STURGIS Sr, WILLIAM (FRED) A | Expired |
| K4YEC | NC | 2028-06-21in 645d | 2024-06-22 | Blackwell Sr, Charles W | Expired |
| K4OCL | KY | 2028-06-28in 652d | 2024-06-29 | Like, Otis C | Expired |
| K4BOA | AL | 2028-07-01in 655d | 2026-07-02 | Aikens, Billy D | Cancelled |
| K4IWX | MA | 2028-07-01in 655d | 2024-07-02 | Navarra, Peter I | Expired |
| K4BNL | KY | 2028-07-07in 661d | 2024-07-08 | Luckett, Barry N | Expired |
| K4FRT | FL | 2028-07-07in 661d | 2024-07-08 | Fellsmere Amateur Radio Team | Expired |
| K4GTT | VA | 2028-07-07in 661d | 2024-07-08 | Guild Of The TechnoTinker ARC | Expired |
| K4TOS | GA | 2028-07-07in 661d | 2024-07-08 | Harper, Glenn H | Expired |
| K4WOX | NC | 2028-07-07in 661d | 2024-07-08 | Alford, Milton G | Expired |
| K4ALK | TN | 2028-07-08in 662d | 2024-07-09 | EWIN JR, WILLIAM W | Expired |
| K4FHN | VA | 2028-07-08in 662d | 2024-07-09 | BRUNIGER, RONALD J | Expired |
| K4KRU | FL | 2028-07-08in 662d | 2024-07-09 | FILIPPONI, GLENDA L | Expired |
| K4MSB | VA | 2028-07-08in 662d | 2024-07-09 | HERMANN SR, GEORGE M | Expired |
| K4TSW | NC | 2028-07-08in 662d | 2024-07-09 | MORGAN, WILLIAM C | Expired |
| K4WOD | NC | 2028-07-08in 662d | 2024-07-09 | WOOD, SELBERT M | Expired |
| K4ASZ | FL | 2028-07-11in 665d | 2024-07-12 | Vernon, Gary W | Expired |
| K4AOY | VA | 2028-07-12in 666d | 2024-07-13 | Scott, Donald S | Expired |
| K4GHM | GA | 2028-07-12in 666d | 2024-07-13 | Walker Jr, Kenneth I | Expired |
| K4GOO | FL | 2028-07-12in 666d | 2024-07-13 | SCHROEDER, WARREN H | Expired |
| K4BPF | TN | 2028-07-13in 667d | 2024-07-14 | Reed, Thomas L | Expired |
| K4BXU | AZ | 2028-07-13in 667d | 2024-07-14 | Lovelace, Thomas A | Expired |
| K4JKQ | GA | 2028-07-13in 667d | 2024-07-14 | EASTERBROOKS, HAROLD L | Expired |
| K4MDC | GA | 2028-07-13in 667d | 2024-07-14 | CHAMBERS SR, JAMES G | Expired |
| K4YTL | FL | 2028-07-13in 667d | 2024-07-14 | BOXELL, ROBERT A | Expired |
| K4CGP | VA | 2028-07-14in 668d | 2024-07-15 | GILLESPIE, STEPHEN N | Expired |
| K4DSL | VA | 2028-07-14in 668d | 2024-07-15 | JOHNSON, FRED A | Expired |
| K4EWD | NC | 2028-07-14in 668d | 2024-07-15 | LONG, MILLARD D | Expired |
| K4KEU | NC | 2028-07-14in 668d | 2024-07-15 | FOWLER, ROBERT E | Expired |
| K4QCL | KY | 2028-07-14in 668d | 2024-07-15 | COPELAND, JAMES R | Expired |
| K4RLZ | VA | 2028-07-15in 669d | 2024-07-16 | Wilmoth, George K | Expired |
| K4TDC | SC | 2028-07-15in 669d | 2024-07-16 | SEXTON, HIRAM F | Expired |
| K4BAB | TN | 2028-07-19in 673d | 2024-07-20 | WARD JR, MARION L | Expired |
| K4FZM | AL | 2028-07-21in 675d | 2024-07-22 | CRANMER, RAY | Expired |
| K4ORU | FL | 2028-07-23in 677d | 2024-07-24 | Basile, Benjamin L | Expired |
| K4ATI | NC | 2028-07-24in 678d | 2024-07-25 | KELLY, Michael | Expired |
| K4DMG | VA | 2028-07-27in 681d | 2024-07-28 | JOHNSTON, ROBERT A | Expired |
| K4JNK | TN | 2028-07-27in 681d | 2024-07-28 | SUTTON JR, ERNEST O | Expired |
| K4VJO | NC | 2028-07-27in 681d | 2024-07-28 | ADKINS JR, CLYDE C | Expired |
| K4KWX | VA | 2028-07-28in 682d | 2024-07-29 | Worsham, Landon R | Expired |
| K4SXS | AL | 2028-07-30in 684d | 2024-07-31 | ATKINS, STANLEY B | Expired |
| K4KNO | FL | 2028-08-03in 688d | 2026-08-04 | Devin, Robert D | Cancelled |
| K4LKG | VA | 2028-08-03in 688d | 2026-08-04 | SIMONS, DAVID L | Cancelled |
| K4UWA | KY | 2028-08-04in 689d | 2024-08-05 | DENNIS, AMY M | Expired |
| K4TDX | FL | 2028-08-06in 691d | 2026-08-07 | ACEVEDO, HECTOR | Cancelled |
| K4ABI | FL | 2028-08-07in 692d | 2024-08-08 | LANGE, NEAL E | Expired |
| K4CMT | TN | 2028-08-08in 693d | 2024-08-09 | Boggan, Michael D | Expired |