Confidence: Medium · Source: FCC ULS · As of 2026-09-15
KK4-prefix vanity callsigns coming available
Vanity slots whose callsigns start with KK4. Sorted by availability date — soonest first.
Showing 451– 500 of 4,090
| Callsign | State | Available | Last held | Last holder | Released by |
|---|---|---|---|---|---|
| KK4MXP | VA | 2026-11-28in 74d | 2022-11-29 | Rivey, Darren | Expired |
| KK4MXQ | VA | 2026-11-28in 74d | 2022-11-29 | Shoup, Justin T | Expired |
| KK4MXR | VA | 2026-11-28in 74d | 2022-11-29 | Gibson, Neal T | Expired |
| KK4MXU | VA | 2026-11-28in 74d | 2022-11-29 | Saul, Robert C | Expired |
| KK4MYB | VA | 2026-11-28in 74d | 2022-11-29 | Sullivan, George T | Expired |
| KK4MYF | FL | 2026-11-28in 74d | 2022-11-29 | Haggard, Paul E | Expired |
| KK4MYG | FL | 2026-11-28in 74d | 2022-11-29 | Del Rio, Bonnie W | Expired |
| KK4MYH | FL | 2026-11-28in 74d | 2022-11-29 | Kostoff, Nancy M | Expired |
| KK4MYI | FL | 2026-11-28in 74d | 2022-11-29 | Kostoff II, Stanley J | Expired |
| KK4MYJ | FL | 2026-11-28in 74d | 2022-11-29 | Haggard, Nelda M | Expired |
| KK4MYO | FL | 2026-11-28in 74d | 2022-11-29 | Shary, Alfie B | Expired |
| KK4MYP | VA | 2026-11-28in 74d | 2022-11-29 | VINCENT, MATTHEW S | Expired |
| KK4MYR | FL | 2026-11-28in 74d | 2022-11-29 | KING, GERRY K | Expired |
| KK4MYS | FL | 2026-11-28in 74d | 2022-11-29 | HEASTON, MICHAEL W | Expired |
| KK4MYT | VA | 2026-11-28in 74d | 2022-11-29 | BOIVIN, JASON E | Expired |
| KK4MYU | VA | 2026-11-28in 74d | 2022-11-29 | RINGER, MELVIN W | Expired |
| KK4MYV | VA | 2026-11-28in 74d | 2022-11-29 | SUTHERS, CHARLES E | Expired |
| KK4MZA | FL | 2026-11-29in 75d | 2022-11-30 | Richardson, Matthew L | Expired |
| KK4MZC | ID | 2026-11-29in 75d | 2022-11-30 | McPherson, Charise M | Expired |
| KK4MZF | VA | 2026-11-29in 75d | 2022-11-30 | Burleson, William O | Expired |
| KK4MZG | VA | 2026-11-29in 75d | 2022-11-30 | Burleson, Judy M | Expired |
| KK4MZL | KY | 2026-11-29in 75d | 2022-11-30 | Buresh, Philip M | Expired |
| KK4MZN | KY | 2026-11-29in 75d | 2022-11-30 | Hayes, Robert B | Expired |
| KK4MZP | KY | 2026-11-29in 75d | 2022-11-30 | Sewell, Daniel K | Expired |
| KK4MZQ | NC | 2026-11-29in 75d | 2022-11-30 | Pensyl, Steven R | Expired |
| KK4MZV | NC | 2026-11-29in 75d | 2022-11-30 | King Jr, Lunsford R | Expired |
| KK4MZZ | GA | 2026-11-29in 75d | 2022-11-30 | Schreiber, Milton O | Expired |
| KK4NAD | FL | 2026-11-29in 75d | 2022-11-30 | Mathura, Roger K | Expired |
| KK4NAF | GA | 2026-11-29in 75d | 2022-11-30 | Hoffmann, Friedhelm | Expired |
| KK4NAK | AL | 2026-12-02in 78d | 2022-12-03 | Rodencal, Matthew G | Expired |
| KK4NAP | FL | 2026-12-02in 78d | 2022-12-03 | Brewer, Richard P | Expired |
| KK4NAQ | FL | 2026-12-02in 78d | 2022-12-03 | Frohman, Dale W | Expired |
| KK4NAR | FL | 2026-12-02in 78d | 2022-12-03 | Astheimer, Randall | Expired |
| KK4NAT | FL | 2026-12-03in 79d | 2022-12-04 | Bergstrom Jr, Robert C | Expired |
| KK4NAV | FL | 2026-12-03in 79d | 2022-12-04 | Dickerson, Michael A | Expired |
| KK4NAY | FL | 2026-12-03in 79d | 2022-12-04 | Odom Jr, Wilfred E | Expired |
| KK4NAZ | FL | 2026-12-03in 79d | 2022-12-04 | PETERS, VERDON J | Expired |
| KK4NBA | FL | 2026-12-03in 79d | 2022-12-04 | HALL, JACOB M | Expired |
| KK4NBC | AL | 2026-12-03in 79d | 2022-12-04 | Fredrickson, Philip M | Expired |
| KK4NBK | NC | 2026-12-03in 79d | 2022-12-04 | Rice, Philip K | Expired |
| KK4NBM | NC | 2026-12-03in 79d | 2022-12-04 | Pollard, Raquel A | Expired |
| KK4NBN | NC | 2026-12-03in 79d | 2022-12-04 | Lape, Richard E | Expired |
| KK4NMD | NC | 2026-12-03in 79d | 2022-12-04 | Bristol, Edward M | Expired |
| KK4VAR | TN | 2026-12-03in 79d | 2024-12-03 | Walker, Paul D | Cancelled |
| KK4NBQ | FL | 2026-12-05in 81d | 2022-12-06 | DePass, Christopher M | Expired |
| KK4NBS | VA | 2026-12-05in 81d | 2022-12-06 | Brown, James D | Expired |
| KK4NBV | TN | 2026-12-05in 81d | 2022-12-06 | Dixon, Gregory H | Expired |
| KK4NCA | FL | 2026-12-06in 82d | 2022-12-07 | Stilwell, John F | Expired |
| KK4NCG | FL | 2026-12-06in 82d | 2022-12-07 | WEAVER, JOHN E | Expired |
| KK4NCH | FL | 2026-12-06in 82d | 2022-12-07 | REMINGTON, ROBERT E | Expired |