Confidence: Medium · Source: FCC ULS · As of 2026-10-24
K1-prefix vanity callsigns coming available
Vanity slots whose callsigns start with K1. Sorted by availability date — soonest first.
Showing 1– 50 of 237
| Callsign | State | Available | Last held | Last holder | Released by |
|---|---|---|---|---|---|
| K1AMM | MA | 2026-10-26in 2d | 2022-10-27 | Fraser III, Leroy B | Expired |
| K1UWU | AZ | 2026-11-02in 9d | 2024-11-02 | Lee, Justin | Cancelled |
| K1VET | RI | 2026-11-08in 15d | 2022-11-09 | Bertrand, Paul R | Expired |
| K1TAW | IN | 2026-11-16in 23d | 2022-11-17 | Wood, Travis A | Expired |
| K1GSP | NH | 2026-11-19in 26d | 2022-11-20 | GORDON, KEVIN E | Expired |
| K1KEE | CA | 2026-11-26in 33d | 2024-11-26 | Jacobs, Paul W | Cancelled |
| K1RLU | NC | 2026-12-21in 58d | 2022-12-22 | KELLY, STEPHEN F | Expired |
| K1GTH | NM | 2026-12-23in 60d | 2022-12-24 | FERNANDZ, ROBERTS | Expired |
| K1RFC | CA | 2026-12-30in 67d | 2022-12-31 | Gamboa, Ricardo F | Expired |
| K1GZR | SC | 2026-12-31in 68d | 2024-12-31 | PETERSON, NATHAN A | Cancelled |
| K1UNI | NC | 2026-12-31in 68d | 2024-12-31 | HEMMLE, WILLIAM V | Cancelled |
| K1YFF | MA | 2027-01-14in 82d | 2023-01-15 | Kelley, Stephen J | Expired |
| K1HIL | NH | 2027-01-21in 89d | 2023-01-22 | Hillsborough NHARES Club | Expired |
| K1HUL | NH | 2027-01-21in 89d | 2023-01-22 | HULL, JUDI | Expired |
| K1DSB | MA | 2027-01-30in 98d | 2023-01-31 | BERMAN, DONALD S | Expired |
| K1CHU | CT | 2027-02-04in 103d | 2023-02-05 | Chu, Fei | Expired |
| K1TEH | NH | 2027-02-08in 107d | 2023-02-09 | Bonn, Jessica A | Expired |
| K1LSZ | VA | 2027-02-19in 118d | 2025-02-19 | Tilton, Paul | Cancelled |
| K1ARS | ME | 2027-02-24in 123d | 2025-02-24 | Katahdin Amateur Radio Society Inc | Cancelled |
| K1ONO | CA | 2027-02-25in 124d | 2023-02-26 | CUMMINGS, JERRY L | Expired |
| K1RSL | NC | 2027-03-04in 131d | 2025-03-04 | LaBarbera, Richard S | Cancelled |
| K1JEH | TX | 2027-03-08in 135d | 2023-03-09 | Harris, Jack E | Expired |
| K1CER | ME | 2027-03-12in 139d | 2023-03-13 | Rounds, Claude E | Expired |
| K1PGA | CT | 2027-03-12in 139d | 2023-03-13 | AYMERICH, PABLO G | Expired |
| K1KBZ | MA | 2027-03-14in 141d | 2023-03-15 | Almeida, Joao C | Expired |
| K1BBV | MA | 2027-03-15in 142d | 2023-03-16 | AUBUCHON, GERARD M | Expired |
| K1HPD | OK | 2027-03-24in 151d | 2023-03-25 | Young, Allan W | Expired |
| K1KJC | NH | 2027-03-25in 152d | 2025-03-25 | DEMERS, LEO | Cancelled |
| K1DYO | MA | 2027-03-31in 158d | 2023-04-01 | Howard, Daniel W | Expired |
| K1EFL | NM | 2027-03-31in 158d | 2023-04-01 | MARSHALL, RALPH D | Expired |
| K1COE | TN | 2027-04-04in 162d | 2025-04-04 | coe, justin t | Cancelled |
| K1MUA | FL | 2027-04-05in 163d | 2023-04-06 | WITTENZELLNER, PATRICIA A | Expired |
| K1EJH | RI | 2027-04-07in 165d | 2023-04-08 | HUTCHINSON, ERNEST JEFFREY | Expired |
| K1GE | FL | 2027-04-08in 166d | 2025-04-08 | EDSON, GLENN C | Cancelled |
| K1MMC | SD | 2027-04-08in 166d | 2023-04-09 | COFFMAN, MARGARET M | Expired |
| K1NSH | CT | 2027-04-10in 168d | 2023-04-11 | HEAVNER, TABITHA W | Expired |
| K1FQA | NH | 2027-04-11in 169d | 2023-04-12 | Brisebois, Adam D | Expired |
| K1RCA | MA | 2027-04-11in 169d | 2023-04-12 | Jacquart, Phillip G | Expired |
| K1FCS | ME | 2027-04-21in 179d | 2023-04-22 | Souza, Frederick C | Expired |
| K1VII | VT | 2027-04-26in 184d | 2023-04-27 | PARKER, JAMES W | Expired |
| K1WMJ | TX | 2027-04-26in 184d | 2025-04-26 | Burton, Terry L | Cancelled |
| K1QS | MO | 2027-05-06in 194d | 2025-05-06 | ELLISON, PATRICK K | Cancelled |
| K1TMF | MA | 2027-05-06in 194d | 2023-05-07 | MCFARLIN MR, TODD J | Expired |
| K1WSN | VA | 2027-05-08in 196d | 2023-05-09 | Zwirko, Phyllis G | Expired |
| K1NLW | FL | 2027-05-13in 201d | 2025-05-13 | ISLAND HUNTERS AMATEUR RADIO CLUB | Cancelled |
| K1CCH | TN | 2027-05-16in 204d | 2023-05-17 | Hundemer, Charles C | Expired |
| K1WKN | CA | 2027-05-23in 211d | 2023-05-24 | NELSON, WILBUR K | Expired |
| K1UPA | NH | 2027-05-24in 212d | 2025-05-24 | Little, Scott K | Cancelled |
| K1NEY | ME | 2027-05-30in 218d | 2023-05-31 | Freeman, Steven W | Expired |
| K1WSU | MA | 2027-05-31in 219d | 2023-06-01 | Greater Westfield Medical Reserve Corps | Expired |