Confidence: Medium · Source: FCC ULS · As of 2026-09-16
KO6-prefix vanity callsigns coming available
Vanity slots whose callsigns start with KO6. Sorted by availability date — soonest first.
Showing 951– 1,000 of 1,052
| Callsign | State | Available | Last held | Last holder | Released by |
|---|---|---|---|---|---|
| KO6OCC | CA | 2028-07-06in 659d | 2026-07-07 | Shaikh, Karimulla R | Cancelled |
| KO6RI | CA | 2028-07-07in 660d | 2024-07-08 | MEYER, ROBERT H | Expired |
| KO6SI | CA | 2028-07-07in 660d | 2024-07-08 | WRIGHT, WILLIAM W | Expired |
| KO6NVO | CA | 2028-07-09in 662d | 2026-07-10 | Ollangadka, Sirajudeen | Cancelled |
| KO6YS | CA | 2028-07-12in 665d | 2024-07-13 | Cannon, Jeffrey D | Expired |
| KO6NVL | CA | 2028-07-13in 666d | 2026-07-14 | Lu, Ivan | Cancelled |
| KO6OEG | CA | 2028-07-13in 666d | 2026-07-14 | Conway, David | Cancelled |
| KO6OEL | CA | 2028-07-13in 666d | 2026-07-14 | Christensen, Dwain | Cancelled |
| KO6XB | CA | 2028-07-13in 666d | 2024-07-14 | Magaditsch, Joseph A | Expired |
| KO6ZW | AZ | 2028-07-13in 666d | 2024-07-14 | De Magri, Clifford E | Expired |
| KO6IV | CA | 2028-07-14in 667d | 2024-07-15 | JOHNSON, LAWRENCE L | Expired |
| KO6TP | CA | 2028-07-14in 667d | 2024-07-15 | Caplan, Frank E | Expired |
| KO6VS | CA | 2028-07-14in 667d | 2024-07-15 | ALCANTARA, LEONARDO Y | Expired |
| KO6LC | CA | 2028-07-15in 668d | 2024-07-16 | TRYON, WILLIAM P | Expired |
| KO6OY | CA | 2028-07-15in 668d | 2024-07-16 | TERRY, DANNY L | Expired |
| KO6FYM | CA | 2028-07-16in 669d | 2026-07-17 | SHOMSKY, RYAN J | Cancelled |
| KO6OEZ | CA | 2028-07-16in 669d | 2026-07-17 | Hultquist, Dylan R | Cancelled |
| KO6KMZ | CA | 2028-07-19in 672d | 2026-07-20 | Petersen, Erik D | Cancelled |
| KO6OAW | CA | 2028-07-19in 672d | 2026-07-20 | Barroso, Christian T | Cancelled |
| KO6MQA | CA | 2028-07-20in 673d | 2026-07-21 | Summers, Jerry W | Cancelled |
| KO6OBK | CA | 2028-07-20in 673d | 2026-07-21 | Tatum, Thomas G | Cancelled |
| KO6OFZ | CA | 2028-07-20in 673d | 2026-07-21 | ROBERTS, DONALD A | Cancelled |
| KO6OGC | CA | 2028-07-20in 673d | 2026-07-21 | Shroyer, Mark A | Cancelled |
| KO6OGD | CA | 2028-07-20in 673d | 2026-07-21 | Johnson, Timothy | Cancelled |
| KO6OHT | CA | 2028-07-20in 673d | 2026-07-21 | Andrade-McKeehan, Ronald | Cancelled |
| KO6MEX | CA | 2028-07-23in 676d | 2026-07-24 | Arnold, Steven R | Cancelled |
| KO6OHC | CA | 2028-07-23in 676d | 2026-07-24 | Frank, Glenn R | Cancelled |
| KO6KEX | SD | 2028-07-24in 677d | 2026-07-25 | BROOKS, RONALD L | Cancelled |
| KO6OLG | CA | 2028-07-24in 677d | 2026-07-25 | Runeckles, Lauren C | Cancelled |
| KO6LHZ | CA | 2028-07-27in 680d | 2026-07-28 | Yoo, Changbum | Cancelled |
| KO6NOQ | CA | 2028-07-27in 680d | 2026-07-28 | Decker, Kristin L | Cancelled |
| KO6OBM | CA | 2028-07-27in 680d | 2026-07-28 | Lawrence, Kirk | Cancelled |
| KO6OHD | CA | 2028-07-27in 680d | 2026-07-28 | Cochran, Jason M | Cancelled |
| KO6OLP | CA | 2028-07-27in 680d | 2026-07-28 | Dettelbach, Jennifer | Cancelled |
| KO6AFS | GA | 2028-07-29in 682d | 2026-07-30 | OWENS, TERRANCE S | Cancelled |
| KO6LLF | CA | 2028-07-30in 683d | 2026-07-31 | Zuehlke, Douglas J | Cancelled |
| KO6NNT | CA | 2028-07-30in 683d | 2026-07-31 | Fuller, Brad L | Cancelled |
| KO6OHR | CA | 2028-07-30in 683d | 2026-07-31 | Deleon, Darwin B | Cancelled |
| KO6LBG | CA | 2028-07-31in 684d | 2026-08-01 | Wadley, Mark | Cancelled |
| KO6OKY | CA | 2028-07-31in 684d | 2026-08-01 | University Of California Amateur Radio Club (UCDARC) | Cancelled |
| KO6OMN | CA | 2028-07-31in 684d | 2026-08-01 | Sato, Jianna | Cancelled |
| KO6ONR | CA | 2028-07-31in 684d | 2026-08-01 | Wittmann, Iris | Cancelled |
| KO6OJH | CA | 2028-08-02in 686d | 2026-08-03 | Andelin, Joseph A | Cancelled |
| KO6BYG | CA | 2028-08-03in 687d | 2026-08-04 | PASLEY, LUKE T | Cancelled |
| KO6HGU | CA | 2028-08-03in 687d | 2026-08-04 | Galperin, Michael A | Cancelled |
| KO6LH | CA | 2028-08-03in 687d | 2024-08-04 | PRICE, WINFERD N | Expired |
| KO6NHS | CA | 2028-08-03in 687d | 2026-08-04 | Decker, Oren J | Cancelled |
| KO6OBT | CA | 2028-08-03in 687d | 2026-08-04 | Pitkin, Clayton C | Cancelled |
| KO6ONF | CA | 2028-08-03in 687d | 2026-08-04 | Purohit, Shreyas S | Cancelled |
| KO6ONL | CA | 2028-08-03in 687d | 2026-08-04 | Orr, Kim C | Cancelled |