Confidence: Medium · Source: FCC ULS · As of 2026-09-16
KM4-prefix vanity callsigns coming available
Vanity slots whose callsigns start with KM4. Sorted by availability date — soonest first.
Showing 851– 900 of 1,311
| Callsign | State | Available | Last held | Last holder | Released by |
|---|---|---|---|---|---|
| KM4CLY | TN | 2028-06-18in 641d | 2024-06-19 | Waltenbaugh, Adam W | Expired |
| KM4CMA | TN | 2028-06-18in 641d | 2024-06-19 | Jordan, Chad R | Expired |
| KM4CMB | TN | 2028-06-18in 641d | 2024-06-19 | Rayburn, Timothy M | Expired |
| KM4CMF | GA | 2028-06-18in 641d | 2024-06-19 | Bowman, Catherine L | Expired |
| KM4CMG | GA | 2028-06-18in 641d | 2024-06-19 | Cummings, Richard A | Expired |
| KM4CMJ | KY | 2028-06-18in 641d | 2024-06-19 | SCHAFER, ANITA M | Expired |
| KM4CMK | TN | 2028-06-19in 642d | 2024-06-20 | Dash, John F | Expired |
| KM4CMM | TN | 2028-06-19in 642d | 2024-06-20 | Staser II, John A | Expired |
| KM4CMO | TN | 2028-06-19in 642d | 2024-06-20 | Travers, Mary A | Expired |
| KM4CMR | NC | 2028-06-19in 642d | 2024-06-20 | Hersey, Keith | Expired |
| KM4CMS | NC | 2028-06-19in 642d | 2024-06-20 | Stonecypher, Kara A | Expired |
| KM4CMT | NC | 2028-06-19in 642d | 2024-06-20 | Violette, Adam L | Expired |
| KM4CMU | NC | 2028-06-19in 642d | 2024-06-20 | Kernion, John A | Expired |
| KM4CMX | AL | 2028-06-19in 642d | 2024-06-20 | Clayton, Jessica A | Expired |
| KM4CMZ | TN | 2028-06-19in 642d | 2024-06-20 | Lovings, Scottie D | Expired |
| KM4CNB | AL | 2028-06-19in 642d | 2024-06-20 | Stein, William J | Expired |
| KM4CNC | FL | 2028-06-19in 642d | 2024-06-20 | Parker, Kenneth R | Expired |
| KM4CNE | AL | 2028-06-19in 642d | 2024-06-20 | Smith, Sandra L | Expired |
| KM4CNJ | SC | 2028-06-19in 642d | 2024-06-20 | Wilson, Christopher C | Expired |
| KM4CNP | AL | 2028-06-19in 642d | 2024-06-20 | Harris-Wojcik, Jordan C | Expired |
| KM4CNS | AL | 2028-06-22in 645d | 2024-06-23 | Chambers, Jessica | Expired |
| KM4CNV | NC | 2028-06-22in 645d | 2024-06-23 | JOHNSON, KENDALL R | Expired |
| KM4CNX | NC | 2028-06-22in 645d | 2024-06-23 | AUGELLO, IAN C | Expired |
| KM4CNZ | NC | 2028-06-22in 645d | 2024-06-23 | Harbeck, Edward J | Expired |
| KM4COA | NC | 2028-06-22in 645d | 2024-06-23 | Petry, Jon E | Expired |
| KM4COJ | VA | 2028-06-22in 645d | 2024-06-23 | Gear, Anthony M | Expired |
| KM4COL | VA | 2028-06-22in 645d | 2024-06-23 | Dobrotvorsky, Peter A | Expired |
| KM4CON | SC | 2028-06-22in 645d | 2024-06-23 | ROGERS, KENNETH P | Expired |
| KM4COO | SC | 2028-06-22in 645d | 2024-06-23 | STEWART JR, KENNETH C | Expired |
| KM4COR | FL | 2028-06-22in 645d | 2024-06-23 | Mullenax, Alan W | Expired |
| KM4COU | FL | 2028-06-22in 645d | 2024-06-23 | Hearn, Wesley K | Expired |
| KM4COV | FL | 2028-06-22in 645d | 2024-06-23 | Bermudez, Matthew A | Expired |
| KM4COY | TN | 2028-06-22in 645d | 2024-06-23 | GARRETT, BRIAN D | Expired |
| KM4CPB | NC | 2028-06-22in 645d | 2024-06-23 | Sawyer, William C | Expired |
| KM4CPE | NC | 2028-06-22in 645d | 2024-06-23 | RICKS SR, MICHAEL R | Expired |
| KM4CPG | FL | 2028-06-23in 646d | 2024-06-24 | Brown, Ullich T | Expired |
| KM4CPJ | NM | 2028-06-23in 646d | 2024-06-24 | BEBBER, JEFF E | Expired |
| KM4CPL | FL | 2028-06-23in 646d | 2024-06-24 | Cussick, Kenneth | Expired |
| KM4CPR | VA | 2028-06-23in 646d | 2024-06-24 | Damashek, Samuel M | Expired |
| KM4CSO | VA | 2028-06-23in 646d | 2024-06-24 | Engle, John W | Expired |
| KM4CPS | FL | 2028-06-24in 647d | 2024-06-25 | White, Lorraine F | Expired |
| KM4CPV | FL | 2028-06-24in 647d | 2024-06-25 | McDaniel, Alfred L | Expired |
| KM4CPW | FL | 2028-06-24in 647d | 2024-06-25 | Avent, Scott M | Expired |
| KM4CPX | FL | 2028-06-24in 647d | 2024-06-25 | Resto, Maria D | Expired |
| KM4CQA | FL | 2028-06-24in 647d | 2024-06-25 | Carswell Jr, Alexander | Expired |
| KM4CQB | FL | 2028-06-24in 647d | 2024-06-25 | Yoshikay Furukawa, Juan F | Expired |
| KM4CQC | VA | 2028-06-24in 647d | 2024-06-25 | Southworth, Jason S | Expired |
| KM4CQD | VA | 2028-06-24in 647d | 2024-06-25 | McMahon, Joseph T | Expired |
| KM4CQH | FL | 2028-06-24in 647d | 2024-06-25 | Guthrie, John S | Expired |
| KM4CQI | NC | 2028-06-24in 647d | 2024-06-25 | Bergstresser, Warren G | Expired |