Confidence: Medium · Source: FCC ULS · As of 2026-09-09
KB4-prefix vanity callsigns coming available
Vanity slots whose callsigns start with KB4. Sorted by availability date — soonest first.
Showing 1– 50 of 224
| Callsign | State | Available | Last held | Last holder | Released by |
|---|---|---|---|---|---|
| KB4IIB | TN | 2026-09-14in 5d | 2022-09-15 | HITSON, ROSS M | Expired |
| KB4CON | KY | 2026-09-21in 12d | 2022-09-22 | YARBROUGH, MONA R | Expired |
| KB4OXL | IL | 2026-10-02in 23d | 2022-10-03 | FRITCH, JAMES S | Expired |
| KB4CO | TN | 2026-10-04in 25d | 2024-10-04 | O Neill, Carlos R | Cancelled |
| KB4XQ | AL | 2026-10-05in 26d | 2022-10-06 | HILL, MICHAEL W | Expired |
| KB4NMO | AL | 2026-10-12in 33d | 2022-10-13 | WEATHERS, ROBERT D | Expired |
| KB4XW | TN | 2026-10-12in 33d | 2022-10-13 | Smith, Jerrol D | Expired |
| KB4HQE | TX | 2026-10-18in 39d | 2024-10-18 | GOLASKY, RICHARD K | Cancelled |
| KB4SCB | VA | 2026-10-19in 40d | 2024-10-19 | WARKENTIN, JOHN R | Cancelled |
| KB4UBC | FL | 2026-10-26in 47d | 2022-10-27 | HUMPHREY, MARION A | Expired |
| KB4FD | FL | 2026-11-02in 54d | 2022-11-03 | HAMLIN, C KENNETH | Expired |
| KB4VXB | TN | 2026-11-09in 61d | 2022-11-10 | GENTRY, BRENDA G | Expired |
| KB4LLI | AL | 2026-11-16in 68d | 2022-11-17 | PARSON, CHARLES R | Expired |
| KB4SYO | FL | 2026-11-19in 71d | 2022-11-20 | CARRACHER, JOHN C | Expired |
| KB4IMS | SC | 2026-11-20in 72d | 2022-11-21 | Hollis, FRANCES A | Expired |
| KB4GEO | FL | 2026-11-23in 75d | 2022-11-24 | HENNEQUIN, DENNIS P | Expired |
| KB4JOY | FL | 2026-11-30in 82d | 2024-11-30 | Nahas, Mary A | Cancelled |
| KB4WCX | FL | 2026-11-30in 82d | 2022-12-01 | Carpenter, Louise T | Expired |
| KB4ZZZ | FL | 2026-12-02in 84d | 2022-12-03 | MAKOWSKI, RAYMOND E | Expired |
| KB4SVC | FL | 2026-12-07in 89d | 2022-12-08 | HAZEL, CHARLENE E | Expired |
| KB4IBF | AL | 2026-12-21in 103d | 2022-12-22 | BASSETT, MICHAEL F | Expired |
| KB4UPW | KY | 2026-12-21in 103d | 2022-12-22 | KESSLER, BENNIE T | Expired |
| KB4MFI | OH | 2027-01-02in 115d | 2023-01-03 | TOPOLOSKY, KATHLEEN D | Expired |
| KB4DKG | TN | 2027-01-04in 117d | 2023-01-05 | POMEROY, MARK W | Expired |
| KB4HQA | GA | 2027-01-06in 119d | 2023-01-07 | Samacicio, Thomas F | Expired |
| KB4BPO | NC | 2027-01-11in 124d | 2023-01-12 | SELBY, BARBARA F | Expired |
| KB4TNJ | TN | 2027-01-11in 124d | 2023-01-12 | OSBORNE JR, CHARLES E | Expired |
| KB4ERI | FL | 2027-01-15in 128d | 2023-01-16 | LUDLOW, KENNETH R | Expired |
| KB4CRT | FL | 2027-01-18in 131d | 2023-01-19 | SILBERMAN, JOHN P | Expired |
| KB4HOJ | TN | 2027-01-18in 131d | 2023-01-19 | WOOD, LINDA N | Expired |
| KB4EFQ | VA | 2027-02-01in 145d | 2023-02-02 | Rayhill Jr, John A | Expired |
| KB4PJC | NC | 2027-02-01in 145d | 2023-02-02 | Parton, Donna H | Expired |
| KB4US | FL | 2027-02-08in 152d | 2023-02-09 | KIRSCHENBAUM, BOBBI A | Expired |
| KB4JVH | TN | 2027-02-15in 159d | 2023-02-16 | JOHNSON, JAMES L | Expired |
| KB4OS | TN | 2027-02-15in 159d | 2023-02-16 | BIRDSONG JR, EMMITT S | Expired |
| KB4GDT | NC | 2027-02-22in 166d | 2023-02-23 | SEMBROSKI, STEVAN L | Expired |
| KB4JUV | GA | 2027-02-22in 166d | 2023-02-23 | EKSTROM, PETER E | Expired |
| KB4RGK | FL | 2027-03-01in 173d | 2023-03-02 | MC LAUGHLIN, PAUL E | Expired |
| KB4BVA | NC | 2027-03-08in 180d | 2023-03-09 | MESZES, WILLIAM J | Expired |
| KB4SVD | FL | 2027-03-08in 180d | 2023-03-09 | HAZEL, RICHARD H | Expired |
| KB4MOT | NC | 2027-03-15in 187d | 2023-03-16 | Prusik, Christopher | Expired |
| KB4QGG | VA | 2027-03-15in 187d | 2023-03-16 | EISNER, RICHARD P | Expired |
| KB4QKX | TX | 2027-03-22in 194d | 2023-03-23 | WALLS, JANE D | Expired |
| KB4JBT | NC | 2027-03-25in 197d | 2025-03-25 | Laviano, Richard D | Cancelled |
| KB4AHI | GA | 2027-04-01in 204d | 2025-04-01 | OTEY JR, JAMES A | Cancelled |
| KB4HKD | SC | 2027-04-12in 215d | 2023-04-13 | GRIFFITH, GEORGE L | Expired |
| KB4ZQ | GA | 2027-04-12in 215d | 2023-04-13 | TOWNSEND, BRUCE W | Expired |
| KB4YHO | DE | 2027-04-18in 221d | 2025-04-18 | Marks Jr, Richard S | Cancelled |
| KB4LAG | GA | 2027-04-19in 222d | 2023-04-20 | GREEN, LESLIE A | Expired |
| KB4OXW | AL | 2027-05-03in 236d | 2023-05-04 | GARRISON, BETTY S | Expired |