Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KK4-prefix vanity callsigns coming available
Vanity slots whose callsigns start with KK4. Sorted by availability date — soonest first.
Showing 251– 300 of 4,087
| Callsign | State | Available | Last held | Last holder | Released by |
|---|---|---|---|---|---|
| KK4MJW | GA | 2026-11-01in 47d | 2022-11-02 | Mohammed, Shani | Expired |
| KK4MJX | AL | 2026-11-01in 47d | 2022-11-02 | SMITH, BRIAN K | Expired |
| KK4MJY | KY | 2026-11-01in 47d | 2022-11-02 | Dorogy, Joseph J | Expired |
| KK4MKC | TN | 2026-11-01in 47d | 2022-11-02 | Galbach, Regis J | Expired |
| KK4MKG | KY | 2026-11-04in 50d | 2022-11-05 | KELLY, TERRI C | Expired |
| KK4MKI | TN | 2026-11-04in 50d | 2022-11-05 | NOVAK, MICHAEL N | Expired |
| KK4MKJ | AL | 2026-11-04in 50d | 2022-11-05 | Chapman, Greg W | Expired |
| KK4MKL | AL | 2026-11-04in 50d | 2022-11-05 | Mefford, Alexander G | Expired |
| KK4MKM | TN | 2026-11-04in 50d | 2022-11-05 | Swain, Robert M | Expired |
| KK4MKN | GA | 2026-11-04in 50d | 2022-11-05 | Teems, Jared M | Expired |
| KK4MKO | AL | 2026-11-04in 50d | 2022-11-05 | Brewer, Michael W | Expired |
| KK4MKP | AL | 2026-11-04in 50d | 2022-11-05 | Berry, Carolyn S | Expired |
| KK4MKQ | AL | 2026-11-04in 50d | 2022-11-05 | Reliford, William J | Expired |
| KK4MKR | AL | 2026-11-04in 50d | 2022-11-05 | Reichard, James D | Expired |
| KK4MKS | AL | 2026-11-04in 50d | 2022-11-05 | Kimes, Nathan E | Expired |
| KK4MKT | AL | 2026-11-04in 50d | 2022-11-05 | Jamison, Bryce D | Expired |
| KK4MLB | TN | 2026-11-04in 50d | 2022-11-05 | PATTERSON JR, JOHN L | Expired |
| KK4MLC | TN | 2026-11-04in 50d | 2022-11-05 | BAIR, JOHN B | Expired |
| KK4MLE | FL | 2026-11-05in 51d | 2022-11-06 | Kropp IV, Eugene R | Expired |
| KK4MLF | FL | 2026-11-05in 51d | 2022-11-06 | HAYES, JAMES L | Expired |
| KK4MLH | FL | 2026-11-05in 51d | 2022-11-06 | VIERRA II, ROBERT A | Expired |
| KK4MLI | FL | 2026-11-05in 51d | 2022-11-06 | Randall, Martin F | Expired |
| KK4MLM | FL | 2026-11-05in 51d | 2022-11-06 | EDWARDS, LOYD C | Expired |
| KK4MLN | FL | 2026-11-05in 51d | 2022-11-06 | GAHHOS, MARYANN | Expired |
| KK4MLP | FL | 2026-11-05in 51d | 2022-11-06 | MAYES, DIANE L | Expired |
| KK4MLR | FL | 2026-11-05in 51d | 2022-11-06 | ROCHE, DANIEL R | Expired |
| KK4MLS | FL | 2026-11-05in 51d | 2022-11-06 | SHAW, AMANDA J | Expired |
| KK4MLT | FL | 2026-11-05in 51d | 2022-11-06 | SHIBER, NICOLE A | Expired |
| KK4MLU | FL | 2026-11-05in 51d | 2022-11-06 | TURGEON, ROGER L | Expired |
| KK4MLV | FL | 2026-11-05in 51d | 2022-11-06 | VALERE, MARCUS H | Expired |
| KK4MLZ | VA | 2026-11-06in 52d | 2022-11-07 | Conway, Thomas A | Expired |
| KK4MMA | VA | 2026-11-06in 52d | 2022-11-07 | Wen, Shaojun | Expired |
| KK4MMC | VA | 2026-11-06in 52d | 2022-11-07 | Lambert, Michael J | Expired |
| KK4MMD | VA | 2026-11-06in 52d | 2022-11-07 | Barr, Sofia E | Expired |
| KK4MME | VA | 2026-11-06in 52d | 2022-11-07 | Barr, Lawrence S | Expired |
| KK4MMF | VA | 2026-11-06in 52d | 2022-11-07 | Lockwood, George C | Expired |
| KK4MMI | VA | 2026-11-06in 52d | 2022-11-07 | Womer, James D | Expired |
| KK4MMK | FL | 2026-11-06in 52d | 2022-11-07 | Suddard, Thomas | Expired |
| KK4MMM | AL | 2026-11-06in 52d | 2022-11-07 | Westbrook, Nathan A | Expired |
| KK4MMN | AL | 2026-11-06in 52d | 2022-11-07 | Childs, Marvetta L | Expired |
| KK4MMO | FL | 2026-11-06in 52d | 2022-11-07 | Cross II, Kenneth | Expired |
| KK4MMP | FL | 2026-11-06in 52d | 2022-11-07 | Pope, Sean E | Expired |
| KK4MMQ | CA | 2026-11-06in 52d | 2022-11-07 | Spalding, Thomas C | Expired |
| KK4MMR | FL | 2026-11-06in 52d | 2022-11-07 | Voce, Nicholas A | Expired |
| KK4MMS | FL | 2026-11-06in 52d | 2022-11-07 | O'Gorman, Timothy | Expired |
| KK4MMV | FL | 2026-11-06in 52d | 2022-11-07 | HAGAN, CHRISTINE F | Expired |
| KK4MMY | TN | 2026-11-07in 53d | 2022-11-08 | Montgomery, Wesley D | Expired |
| KK4MNA | SC | 2026-11-08in 54d | 2022-11-09 | PEARCE, ERICA A | Expired |
| KK4YQX | GA | 2026-11-08in 54d | 2024-11-08 | McCall, Linda M | Cancelled |
| KK4YQY | GA | 2026-11-08in 54d | 2024-11-08 | McCall, James L | Cancelled |