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 3,551– 3,600 of 4,065
| Callsign | State | Available | Last held | Last holder | Released by |
|---|---|---|---|---|---|
| KK4YKC | FL | 2028-03-04in 531d | 2024-03-05 | Marin, Javier | Expired |
| KK4YKD | FL | 2028-03-04in 531d | 2024-03-05 | Gladbach, Samuel E | Expired |
| KK4YKH | FL | 2028-03-04in 531d | 2024-03-05 | DeMichael, James J | Expired |
| KK4YKI | FL | 2028-03-04in 531d | 2024-03-05 | Brown, Martha L | Expired |
| KK4YKK | FL | 2028-03-04in 531d | 2024-03-05 | Dalbey, Michael G | Expired |
| KK4YKL | FL | 2028-03-04in 531d | 2024-03-05 | Stewart, Douglas P | Expired |
| KK4YKM | KY | 2028-03-04in 531d | 2024-03-05 | Rice, John | Expired |
| KK4YKQ | FL | 2028-03-04in 531d | 2024-03-05 | Sullivan, David E | Expired |
| KK4YKR | FL | 2028-03-04in 531d | 2024-03-05 | Jackson, Eli | Expired |
| KK4YKT | SC | 2028-03-04in 531d | 2024-03-05 | BLISS, JOSEPH L | Expired |
| KK4YKV | SC | 2028-03-04in 531d | 2024-03-05 | GRAHAM, MICHAEL B | Expired |
| KK4YKX | SC | 2028-03-04in 531d | 2024-03-05 | GASTON, JARED A | Expired |
| KK4YLA | SC | 2028-03-04in 531d | 2024-03-05 | PRINE, JENNIFER | Expired |
| KK4YLB | GA | 2028-03-04in 531d | 2024-03-05 | Justice, Allie M | Expired |
| KK4YLC | GA | 2028-03-04in 531d | 2024-03-05 | Mishkin, Gregory E | Expired |
| KK4YLD | TN | 2028-03-04in 531d | 2024-03-05 | Ragsdale, Jubal T | Expired |
| KK4YLE | TN | 2028-03-04in 531d | 2024-03-05 | Richardson, Sawyer H | Expired |
| KK4YLK | FL | 2028-03-04in 531d | 2024-03-05 | Clanton, Christopher G | Expired |
| KK4YLM | FL | 2028-03-04in 531d | 2024-03-05 | Vola, William C | Expired |
| KK4YLN | TN | 2028-03-04in 531d | 2024-03-05 | Maize, James E | Expired |
| KK4YLQ | AL | 2028-03-04in 531d | 2024-03-05 | White, David | Expired |
| KK4YLS | GA | 2028-03-04in 531d | 2024-03-05 | Hardy, Keith | Expired |
| KK4YLV | GA | 2028-03-04in 531d | 2024-03-05 | Dixon, John L | Expired |
| KK4YMA | AL | 2028-03-04in 531d | 2024-03-05 | Marcum, Sebern C | Expired |
| KK4YMC | TN | 2028-03-04in 531d | 2024-03-05 | Goetzka, Michael L | Expired |
| KK4YME | AL | 2028-03-04in 531d | 2024-03-05 | Kee, William J | Expired |
| KK4YMG | AL | 2028-03-04in 531d | 2024-03-05 | Kee, Erin M | Expired |
| KK4YMH | AL | 2028-03-04in 531d | 2024-03-05 | Kee, William H | Expired |
| KK4YMP | KY | 2028-03-04in 531d | 2024-03-05 | WOODRUFF, TIMOTHY W | Expired |
| KK4YMT | KY | 2028-03-04in 531d | 2024-03-05 | Brown, Cynthia G | Expired |
| KK4YMY | FL | 2028-03-04in 531d | 2024-03-05 | Repper, Timothy | Expired |
| KK4YMZ | FL | 2028-03-04in 531d | 2024-03-05 | Steighner, Carl A | Expired |
| KK4YNA | FL | 2028-03-04in 531d | 2024-03-05 | Turner, Earl W | Expired |
| KK4YND | FL | 2028-03-04in 531d | 2024-03-05 | Hori, Yuta | Expired |
| KK4YNE | FL | 2028-03-04in 531d | 2024-03-05 | Nakamura, Ryusei | Expired |
| KK4YNF | VA | 2028-03-04in 531d | 2024-03-05 | Williams Jr, Henry M | Expired |
| KK4YNI | VA | 2028-03-04in 531d | 2024-03-05 | Crawford Jr, William F | Expired |
| KK4YNJ | VA | 2028-03-04in 531d | 2024-03-05 | Cardelino, Noah R | Expired |
| KK4YNM | CA | 2028-03-04in 531d | 2024-03-05 | Bangalore Ravi, Abhilash | Expired |
| KK4YNN | FL | 2028-03-04in 531d | 2024-03-05 | Baglier, Alexander M | Expired |
| KK4YNO | FL | 2028-03-04in 531d | 2024-03-05 | Baglier, Tiffany A | Expired |
| KK4YNP | FL | 2028-03-04in 531d | 2024-03-05 | Butler, Michael S | Expired |
| KK4YNQ | FL | 2028-03-04in 531d | 2024-03-05 | Daniels, Ian E | Expired |
| KK4YNR | FL | 2028-03-04in 531d | 2024-03-05 | Debes, Adam D | Expired |
| KK4YNX | FL | 2028-03-04in 531d | 2024-03-05 | Sain, Andrew C | Expired |
| KK4YNZ | FL | 2028-03-04in 531d | 2024-03-05 | Singh, Profulla C | Expired |
| KK4YOA | FL | 2028-03-04in 531d | 2024-03-05 | Swilley, Richard | Expired |
| KK4YOD | KY | 2028-03-04in 531d | 2024-03-05 | Poteet, William L | Expired |
| KK4YOJ | AL | 2028-03-04in 531d | 2024-03-05 | Gilbert, Jacob D | Expired |
| KK4YOM | AL | 2028-03-04in 531d | 2024-03-05 | Darden, Dale K | Expired |