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 3,851– 3,900 of 4,065
| Callsign | State | Available | Last held | Last holder | Released by |
|---|---|---|---|---|---|
| KK4ZKB | FL | 2028-03-16in 543d | 2024-03-17 | Rogers, Kenneth L | Expired |
| KK4ZKE | FL | 2028-03-16in 543d | 2024-03-17 | Patterson, Robert | Expired |
| KK4ZKH | FL | 2028-03-16in 543d | 2024-03-17 | Mirwald, Chris R | Expired |
| KK4ZKI | FL | 2028-03-16in 543d | 2024-03-17 | Hansen, Marcia J | Expired |
| KK4ZKJ | FL | 2028-03-16in 543d | 2024-03-17 | Payne, Jeffrey M | Expired |
| KK4ZKO | NC | 2028-03-16in 543d | 2024-03-17 | Silvia, Christopher P | Expired |
| KK4ZKR | NC | 2028-03-16in 543d | 2024-03-17 | Simmons, Richard F | Expired |
| KK4ZKS | NC | 2028-03-16in 543d | 2024-03-17 | Strickland, William E | Expired |
| KK4ZKT | FL | 2028-03-16in 543d | 2024-03-17 | ALLEN, HAROLD C | Expired |
| KK4ZKU | FL | 2028-03-16in 543d | 2024-03-17 | GIDDENS, GREGORY E | Expired |
| KK4ZKW | FL | 2028-03-16in 543d | 2024-03-17 | MASTERS, JOHN B | Expired |
| KK4ZKX | FL | 2028-03-16in 543d | 2024-03-17 | PERKINS, MICHAEL R | Expired |
| KK4ZKZ | FL | 2028-03-16in 543d | 2024-03-17 | WELSH, DIANE D | Expired |
| KK4ZLA | FL | 2028-03-16in 543d | 2024-03-17 | WELSH, JOHN J | Expired |
| KK4ZLC | KY | 2028-03-16in 543d | 2024-03-17 | Hastings II, Ronald P | Expired |
| KK4ZLG | FL | 2028-03-16in 543d | 2024-03-17 | GLESSNER, ROBERT T | Expired |
| KK4ZLH | VA | 2028-03-17in 544d | 2024-03-18 | Vana, Samuel A | Expired |
| KK4ZLN | FL | 2028-03-17in 544d | 2024-03-18 | TARKELLY, WALTER E | Expired |
| KK4ZLO | GA | 2028-03-17in 544d | 2024-03-18 | ABELL, ANN M | Expired |
| KK4ZLP | IL | 2028-03-17in 544d | 2024-03-18 | STOREY, DANNY J | Expired |
| KK4ZLQ | NC | 2028-03-17in 544d | 2024-03-18 | MINOR, EDWARD J | Expired |
| KK4ZLR | NC | 2028-03-17in 544d | 2024-03-18 | THOMAS JR, WILLIAM F | Expired |
| KK4ZLS | NC | 2028-03-17in 544d | 2024-03-18 | ROBERTS, MICHAEL C | Expired |
| KK4ZLU | NC | 2028-03-17in 544d | 2024-03-18 | BIGGERS, SALLY M | Expired |
| KK4ZLW | NC | 2028-03-17in 544d | 2024-03-18 | RATHBONE, JUSTIN H | Expired |
| KK4ZLX | NC | 2028-03-17in 544d | 2024-03-18 | WILLIS, ROBERT D | Expired |
| KK4ZMC | VA | 2028-03-18in 545d | 2024-03-19 | Richards, Jeffrey L | Expired |
| KK4ZMH | SC | 2028-03-18in 545d | 2024-03-19 | Ryan, Lula J | Expired |
| KK4ZMI | SC | 2028-03-18in 545d | 2024-03-19 | Cox, Edward P | Expired |
| KK4ZMJ | SC | 2028-03-18in 545d | 2024-03-19 | Mastry, Jeffrey T | Expired |
| KK4ZML | FL | 2028-03-18in 545d | 2024-03-19 | McFadden II, Thomas A | Expired |
| KK4ZMN | FL | 2028-03-18in 545d | 2024-03-19 | Heaton Jr, Richard B | Expired |
| KK4ZMP | TN | 2028-03-18in 545d | 2024-03-19 | Franks, Eric E | Expired |
| KK4ZMT | KY | 2028-03-18in 545d | 2024-03-19 | Holt, Benny Z | Expired |
| KK4ZMV | NC | 2028-03-18in 545d | 2024-03-19 | BARRETT, JAMES P | Expired |
| KK4ZNC | TN | 2028-03-18in 545d | 2024-03-19 | Howell, Thomas S | Expired |
| KK4ZNE | TN | 2028-03-18in 545d | 2024-03-19 | Doss, Willie C | Expired |
| KK4ZNK | KY | 2028-03-18in 545d | 2024-03-19 | Sageser, Monica S | Expired |
| KK4ZNL | GA | 2028-03-19in 546d | 2024-03-20 | BELL, JERRY F | Expired |
| KK4ZNO | FL | 2028-03-19in 546d | 2024-03-20 | Young, John | Expired |
| KK4ZNQ | NC | 2028-03-19in 546d | 2024-03-20 | Grimes, Joanna M | Expired |
| KK4ZNR | NC | 2028-03-19in 546d | 2024-03-20 | Orndorf, Russell W | Expired |
| KK4ZNT | TN | 2028-03-19in 546d | 2024-03-20 | Franklin, Jesse L | Expired |
| KK4ZNZ | VA | 2028-03-19in 546d | 2024-03-20 | Harvey, Ellen M | Expired |
| KK4ZOA | VA | 2028-03-19in 546d | 2024-03-20 | ReMine, Karen R | Expired |
| KK4ZOD | SC | 2028-03-19in 546d | 2024-03-20 | SHIPE, RUSSELL R | Expired |
| KK4ZOE | SC | 2028-03-19in 546d | 2024-03-20 | SMITH, JARED W | Expired |
| KK4ZOF | KY | 2028-03-25in 552d | 2024-03-26 | HOLIAN, GREG D | Expired |
| KK4ZOJ | VA | 2028-03-25in 552d | 2024-03-26 | Tonizzo, Roberto | Expired |
| KK4ZOK | GA | 2028-03-25in 552d | 2024-03-26 | Askew, Robert E | Expired |