Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1-prefix vanity callsigns coming available
Vanity slots whose callsigns start with K1. Sorted by availability date — soonest first.
Showing 151– 200 of 238
| Callsign | State | Available | Last held | Last holder | Released by |
|---|---|---|---|---|---|
| K1RIS | AZ | 2028-03-26in 559d | 2026-03-27 | MERCER, KRISTOPHER E | Cancelled |
| K1LDR | AZ | 2028-03-28in 561d | 2024-03-29 | Kracht, Christopher A | Expired |
| K1TQX | ME | 2028-03-28in 561d | 2024-03-29 | GERACE, ALAN T | Expired |
| K1VOW | AZ | 2028-03-28in 561d | 2024-03-29 | FORTI JR, JOHN | Expired |
| K1FMP | NH | 2028-04-04in 568d | 2024-04-05 | BURNS JR, JOHN R | Expired |
| K1HMV | MA | 2028-04-04in 568d | 2024-04-05 | SORENSON, RAYMOND L | Expired |
| K1JGV | MA | 2028-04-04in 568d | 2024-04-05 | DEAN, DAVID G | Expired |
| K1LLO | NV | 2028-04-05in 569d | 2024-04-06 | Watson, William H | Expired |
| K1KPS | CT | 2028-04-06in 570d | 2026-04-07 | Olson, Timothy J | Cancelled |
| K1RFL | FL | 2028-04-08in 572d | 2024-04-09 | Sacks, Raymond | Expired |
| K1MDR | WA | 2028-04-13in 577d | 2026-04-14 | Racca, Mike D | Cancelled |
| K1MIJ | NC | 2028-04-14in 578d | 2024-04-15 | CASELLI, WILSON A | Expired |
| K1GNT | MA | 2028-04-18in 582d | 2024-04-19 | WAIBLE, DAVID A | Expired |
| K1IYT | MA | 2028-04-18in 582d | 2024-04-19 | SIAS, ERNEST D | Expired |
| K1ZVM | MA | 2028-04-18in 582d | 2024-04-19 | LA TORRE JR, JAMES A | Expired |
| K1GCD | ME | 2028-04-19in 583d | 2024-04-20 | Gledhill, James L | Expired |
| K1RTW | MA | 2028-04-21in 585d | 2024-04-22 | Watson, Richard T | Expired |
| K1DWL | MA | 2028-04-22in 586d | 2024-04-23 | White-Lief, David W | Expired |
| K1DCI | NH | 2028-04-25in 589d | 2024-04-26 | SWAIN, IRWIN E | Expired |
| K1ITW | CT | 2028-04-25in 589d | 2024-04-26 | KASZNAY JR, ANDREW J | Expired |
| K1CLS | MA | 2028-04-28in 592d | 2024-04-29 | Cape Cod Lighthouse Charter School | Expired |
| K1FIN | NJ | 2028-04-29in 593d | 2024-04-30 | Finnegan, John L | Expired |
| K1JKN | NH | 2028-04-29in 593d | 2024-04-30 | Capes, Raymond N | Expired |
| K1PGJ | CT | 2028-05-05in 599d | 2024-05-06 | Juhas, Philip G | Expired |
| K1ILB | NH | 2028-05-09in 603d | 2024-05-10 | Coco, Anthony S | Expired |
| K1LSF | CT | 2028-05-09in 603d | 2024-05-10 | Rodiger Jr, Walter G | Expired |
| K1APD | OK | 2028-05-11in 605d | 2026-05-12 | Clevenger, Brian | Cancelled |
| K1JKV | MA | 2028-05-16in 610d | 2024-05-17 | PEASE, FRANCIS W | Expired |
| K1PQS | TX | 2028-05-16in 610d | 2024-05-17 | Monti, George C | Expired |
| K1ATV | AZ | 2028-05-21in 615d | 2024-05-22 | MUNSIL, WILLIAM W | Expired |
| K1BPW | SC | 2028-05-22in 616d | 2026-05-23 | Wamsley, Brian P | Cancelled |
| K1ANT | TN | 2028-05-23in 617d | 2024-05-24 | ROBINSON JR, NATHANIEL D | Expired |
| K1HRY | MA | 2028-05-23in 617d | 2024-05-24 | EVANS, RICHARD C | Expired |
| K1OHQ | FL | 2028-05-23in 617d | 2024-05-24 | WASHBURN, GEORGE D | Expired |
| K1VJD | MA | 2028-05-23in 617d | 2024-05-24 | NARDI, JAMES A | Expired |
| K1DMB | NJ | 2028-05-26in 620d | 2026-05-27 | Grill, Jonathan A | Cancelled |
| K1VXN | OH | 2028-05-29in 623d | 2024-05-30 | Wood, Rita M | Expired |
| K1AIP | CT | 2028-05-30in 624d | 2024-05-31 | SMALLMAN JR, WILLIAM J | Expired |
| K1BFA | MA | 2028-05-30in 624d | 2024-05-31 | ERICKSON, ROY H | Expired |
| K1DAC | MA | 2028-05-30in 624d | 2024-05-31 | Cuscuna, David A | Expired |
| K1HIR | MA | 2028-05-30in 624d | 2024-05-31 | FLOYD, MARY L | Expired |
| K1ORR | SC | 2028-06-01in 626d | 2024-06-02 | Orr, Clifton K | Expired |
| K1YYY | NH | 2028-06-05in 630d | 2026-06-06 | BILLINGTON, William R | Cancelled |
| K1NAH | CA | 2028-06-08in 633d | 2026-06-09 | COFFIN, RICHARD H | Cancelled |
| K1EXT | NH | 2028-06-12in 637d | 2026-06-13 | Extreme, Eric | Cancelled |
| K1RAR | NH | 2028-06-15in 640d | 2024-06-16 | Pingree, W Francis | Expired |
| K1PPE | NC | 2028-06-16in 641d | 2024-06-17 | KIPPE, JOHN C | Expired |
| K1AET | NV | 2028-06-25in 650d | 2026-06-26 | Turvey, Anthony E | Cancelled |
| K1YHR | NY | 2028-07-01in 656d | 2024-07-02 | PACKARD JR, DAVID S | Expired |
| K1MVN | MA | 2028-07-08in 663d | 2024-07-09 | Lukesh, Peter H | Expired |