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 101– 150 of 238
| Callsign | State | Available | Last held | Last holder | Released by |
|---|---|---|---|---|---|
| K1AZF | CT | 2028-03-04in 537d | 2024-03-05 | OPPELT JR, THOMAS J | Expired |
| K1BAL | MA | 2028-03-04in 537d | 2024-03-05 | Scaparrotta, Cheryl A | Expired |
| K1CCB | FL | 2028-03-04in 537d | 2024-03-05 | SPITLER, RICHARD E | Expired |
| K1CEQ | MA | 2028-03-04in 537d | 2024-03-05 | PRICE, ALFRED E | Expired |
| K1CQH | SC | 2028-03-04in 537d | 2024-03-05 | MAGUIRE, MARK B | Expired |
| K1CTU | MA | 2028-03-04in 537d | 2024-03-05 | DODGE, GORDON B | Expired |
| K1DEP | FL | 2028-03-04in 537d | 2024-03-05 | HOLLIS, DONALD J | Expired |
| K1DHT | CT | 2028-03-04in 537d | 2024-03-05 | Todorova, Darina | Expired |
| K1DSY | MA | 2028-03-04in 537d | 2024-03-05 | BITAR, DAVID J | Expired |
| K1EBZ | IN | 2028-03-04in 537d | 2024-03-05 | ARTIOLI, JOSEPH A | Expired |
| K1EGQ | MA | 2028-03-04in 537d | 2024-03-05 | RIEL, JAMES R | Expired |
| K1EUH | VT | 2028-03-04in 537d | 2024-03-05 | Buswell, Frank C | Expired |
| K1GNR | MA | 2028-03-04in 537d | 2024-03-05 | Aschoff, Phillip | Expired |
| K1HAV | NH | 2028-03-04in 537d | 2024-03-05 | MARINO, PAUL A | Expired |
| K1HBW | MA | 2028-03-04in 537d | 2024-03-05 | TAMM, ROBERT P | Expired |
| K1HUH | CT | 2028-03-04in 537d | 2024-03-05 | HUBETSEL, JOHN | Expired |
| K1ICM | RI | 2028-03-04in 537d | 2024-03-05 | SMITH, KENNETH | Expired |
| K1JAZ | CT | 2028-03-04in 537d | 2024-03-05 | THIRKIELD, BRYAN G | Expired |
| K1JBG | FL | 2028-03-04in 537d | 2024-03-05 | MONTGOMERY, ROBERT A | Expired |
| K1JEO | SC | 2028-03-04in 537d | 2024-03-05 | JONES, BRUCE A | Expired |
| K1JHD | MA | 2028-03-04in 537d | 2024-03-05 | HABERMAN, LEONARD E | Expired |
| K1JIU | MA | 2028-03-04in 537d | 2024-03-05 | ADLER, DEAN S | Expired |
| K1JIY | MA | 2028-03-04in 537d | 2024-03-05 | TENENBAUM, JOEL M | Expired |
| K1KOM | AZ | 2028-03-04in 537d | 2024-03-05 | CORMIER, RICHARD J | Expired |
| K1KVI | AZ | 2028-03-04in 537d | 2024-03-05 | PISTONE, ROBERT | Expired |
| K1LBE | CT | 2028-03-04in 537d | 2024-03-05 | CULLEY, JAMES | Expired |
| K1MEY | AL | 2028-03-04in 537d | 2024-03-05 | Craig, Kimberly H | Expired |
| K1MPJ | FL | 2028-03-04in 537d | 2024-03-05 | JONES, MARCELLA P | Expired |
| K1NDS | MA | 2028-03-04in 537d | 2024-03-05 | Swain, Newton D | Expired |
| K1PBC | FL | 2028-03-04in 537d | 2024-03-05 | Sauermann, Chris W | Expired |
| K1PLX | MA | 2028-03-04in 537d | 2024-03-05 | MC CORMACK, DENNIS E | Expired |
| K1QJD | CT | 2028-03-04in 537d | 2024-03-05 | JOHNSTON, RICHARD E | Expired |
| K1QQA | CO | 2028-03-04in 537d | 2024-03-05 | Mc CULLEY, ROBERT H | Expired |
| K1QWD | VT | 2028-03-04in 537d | 2024-03-05 | MARCOTTE, RODERICK L | Expired |
| K1RSR | RI | 2028-03-04in 537d | 2024-03-05 | Rhode Island State REACT | Expired |
| K1RWR | MA | 2028-03-04in 537d | 2024-03-05 | Redding, Robert W | Expired |
| K1SRA | MA | 2028-03-04in 537d | 2024-03-05 | Abrants, Scott R | Expired |
| K1TCC | MA | 2028-03-04in 537d | 2024-03-05 | Chaulk, Tyler C | Expired |
| K1UQI | TX | 2028-03-04in 537d | 2024-03-05 | RICHARD, JAMES L | Expired |
| K1VJL | GA | 2028-03-04in 537d | 2024-03-05 | DIDRIKSEN, JAMES B | Expired |
| K1ZAL | RI | 2028-03-04in 537d | 2024-03-05 | LE PAGE JR, ALBERT | Expired |
| K1AUE | VT | 2028-03-07in 540d | 2024-03-08 | Lamb, Benjamin E | Expired |
| K1AFA | CA | 2028-03-10in 543d | 2024-03-11 | Englin, David L | Expired |
| K1LEA | PA | 2028-03-13in 546d | 2024-03-14 | Jakaitis, Leah B | Expired |
| K1IXU | RI | 2028-03-14in 547d | 2024-03-15 | Leath, Colin W | Expired |
| K1ZLL | NH | 2028-03-16in 549d | 2024-03-17 | MINSK, L DAVID | Expired |
| K1NOE | ME | 2028-03-20in 553d | 2024-03-21 | Soewita, Nunung | Expired |
| K1MLZ | MA | 2028-03-21in 554d | 2024-03-22 | COBURN JR, LOUIS | Expired |
| K1SSA | VA | 2028-03-23in 556d | 2026-03-24 | WADE, WILLIAM R | Cancelled |
| K1ZI | GA | 2028-03-23in 556d | 2026-03-24 | Wilbanks, Daniel | Cancelled |