Confidence: Medium · Source: FCC ULS · As of 2026-09-19
KK4-prefix vanity callsigns coming available
Vanity slots whose callsigns start with KK4. Sorted by availability date — soonest first.
Showing 2,751– 2,800 of 4,065
| Callsign | State | Available | Last held | Last holder | Released by |
|---|---|---|---|---|---|
| KK4URU | AL | 2028-03-04in 531d | 2024-03-05 | Snyder, Ron | Expired |
| KK4URV | AL | 2028-03-04in 531d | 2024-03-05 | Ams, Glenn K | Expired |
| KK4URY | TN | 2028-03-04in 531d | 2024-03-05 | Taylor, Joshua J | Expired |
| KK4USI | GA | 2028-03-04in 531d | 2024-03-05 | Werber, Gerald | Expired |
| KK4USK | GA | 2028-03-04in 531d | 2024-03-05 | Stadele, Kyle A | Expired |
| KK4USP | VA | 2028-03-04in 531d | 2024-03-05 | Powers, Donald E | Expired |
| KK4USS | FL | 2028-03-04in 531d | 2024-03-05 | Zadarnowski, Kezysztof | Expired |
| KK4UST | FL | 2028-03-04in 531d | 2024-03-05 | Batson, Marcus D | Expired |
| KK4USU | FL | 2028-03-04in 531d | 2024-03-05 | Carr, Ghislaine B | Expired |
| KK4USY | VA | 2028-03-04in 531d | 2024-03-05 | Robertson, William A | Expired |
| KK4USZ | VA | 2028-03-04in 531d | 2024-03-05 | Altimus, Portia B | Expired |
| KK4UTA | FL | 2028-03-04in 531d | 2024-03-05 | Leonard, Robert B | Expired |
| KK4UTF | NC | 2028-03-04in 531d | 2024-03-05 | Harris, Ralph M | Expired |
| KK4UTG | NC | 2028-03-04in 531d | 2024-03-05 | Glorioso, Carol A | Expired |
| KK4UTH | NC | 2028-03-04in 531d | 2024-03-05 | Glorioso, Joseph S | Expired |
| KK4UTJ | NC | 2028-03-04in 531d | 2024-03-05 | Emory, Judah | Expired |
| KK4UTK | NC | 2028-03-04in 531d | 2024-03-05 | Russell, Jack D | Expired |
| KK4UTN | KY | 2028-03-04in 531d | 2024-03-05 | Wardrip, Wendy L | Expired |
| KK4UTV | NC | 2028-03-04in 531d | 2024-03-05 | Dinescu, Liviu | Expired |
| KK4UTW | TN | 2028-03-04in 531d | 2024-03-05 | Lewis, James J | Expired |
| KK4UTX | TN | 2028-03-04in 531d | 2024-03-05 | McNairy County ARES | Expired |
| KK4UTZ | GA | 2028-03-04in 531d | 2024-03-05 | Treadway, Daniel R | Expired |
| KK4UUC | FL | 2028-03-04in 531d | 2024-03-05 | Pena Leon, Daisy A | Expired |
| KK4UUF | FL | 2028-03-04in 531d | 2024-03-05 | Alvarez, Abner | Expired |
| KK4UUH | KY | 2028-03-04in 531d | 2024-03-05 | Campbell, Janet L | Expired |
| KK4UUK | KY | 2028-03-04in 531d | 2024-03-05 | Wright, MacGreagor R | Expired |
| KK4UUL | KY | 2028-03-04in 531d | 2024-03-05 | Stover, Albert A | Expired |
| KK4UUR | TN | 2028-03-04in 531d | 2024-03-05 | Woods, James C | Expired |
| KK4UUV | TN | 2028-03-04in 531d | 2024-03-05 | Hady, James W | Expired |
| KK4UUW | TN | 2028-03-04in 531d | 2024-03-05 | Nanney, Kyle B | Expired |
| KK4UUX | TN | 2028-03-04in 531d | 2024-03-05 | Keeton, James E | Expired |
| KK4UVA | FL | 2028-03-04in 531d | 2024-03-05 | Orner, Eric S | Expired |
| KK4UVB | FL | 2028-03-04in 531d | 2024-03-05 | Orner, Katrina J | Expired |
| KK4UVC | FL | 2028-03-04in 531d | 2024-03-05 | Every, Donald L | Expired |
| KK4UVD | FL | 2028-03-04in 531d | 2024-03-05 | Slayton, Tamara B | Expired |
| KK4UVE | FL | 2028-03-04in 531d | 2024-03-05 | Fifer, Thomas S | Expired |
| KK4UVF | GA | 2028-03-04in 531d | 2024-03-05 | Rodrigues, Sean | Expired |
| KK4UVI | GA | 2028-03-04in 531d | 2024-03-05 | Little, Thomas M | Expired |
| KK4UVK | GA | 2028-03-04in 531d | 2024-03-05 | Arcia, Angel D | Expired |
| KK4UVL | GA | 2028-03-04in 531d | 2024-03-05 | Kuonen, Samuel B | Expired |
| KK4UVO | AL | 2028-03-04in 531d | 2024-03-05 | Williams, Austin D | Expired |
| KK4UVQ | AL | 2028-03-04in 531d | 2024-03-05 | Fortner, Jamison D | Expired |
| KK4UVR | AL | 2028-03-04in 531d | 2024-03-05 | Wilson, Clayton M | Expired |
| KK4UVS | AL | 2028-03-04in 531d | 2024-03-05 | Myers, Tory R | Expired |
| KK4UVT | AL | 2028-03-04in 531d | 2024-03-05 | Love, Bryan A | Expired |
| KK4UVU | FL | 2028-03-04in 531d | 2024-03-05 | METCALF, JACK L | Expired |
| KK4UWC | AL | 2028-03-04in 531d | 2024-03-05 | Cox, Jack A | Expired |
| KK4UWD | AL | 2028-03-04in 531d | 2024-03-05 | Davis, James C | Expired |
| KK4UWI | AL | 2028-03-04in 531d | 2024-03-05 | Wright, Douglas E | Expired |
| KK4UWK | NC | 2028-03-04in 531d | 2024-03-05 | BOLTON, IAN B | Expired |