Confidence: Medium · Source: FCC ULS · As of 2026-09-09
K1-prefix vanity callsigns coming available
Vanity slots whose callsigns start with K1. Sorted by availability date — soonest first.
Showing 51– 100 of 239
| Callsign | State | Available | Last held | Last holder | Released by |
|---|---|---|---|---|---|
| K1VII | VT | 2027-04-26in 229d | 2023-04-27 | PARKER, JAMES W | Expired |
| K1WMJ | TX | 2027-04-26in 229d | 2025-04-26 | Burton, Terry L | Cancelled |
| K1QS | MO | 2027-05-06in 239d | 2025-05-06 | ELLISON, PATRICK K | Cancelled |
| K1TMF | MA | 2027-05-06in 239d | 2023-05-07 | MCFARLIN MR, TODD J | Expired |
| K1WSN | VA | 2027-05-08in 241d | 2023-05-09 | Zwirko, Phyllis G | Expired |
| K1NLW | FL | 2027-05-13in 246d | 2025-05-13 | ISLAND HUNTERS AMATEUR RADIO CLUB | Cancelled |
| K1CCH | TN | 2027-05-16in 249d | 2023-05-17 | Hundemer, Charles C | Expired |
| K1WKN | CA | 2027-05-23in 256d | 2023-05-24 | NELSON, WILBUR K | Expired |
| K1UPA | NH | 2027-05-24in 257d | 2025-05-24 | Little, Scott K | Cancelled |
| K1NEY | ME | 2027-05-30in 263d | 2023-05-31 | Freeman, Steven W | Expired |
| K1WSU | MA | 2027-05-31in 264d | 2023-06-01 | Greater Westfield Medical Reserve Corps | Expired |
| K1JFD | MA | 2027-06-03in 267d | 2023-06-04 | Dould, John F | Expired |
| K1FNT | CA | 2027-06-09in 273d | 2023-06-10 | Doucette, Tom J | Expired |
| K1LKS | NH | 2027-06-14in 278d | 2023-06-15 | Kenick, Lois E | Expired |
| K1NXA | FL | 2027-06-14in 278d | 2023-06-15 | AUSSENHOFER, CHARLES E | Expired |
| K1SDS | NV | 2027-06-14in 278d | 2025-06-14 | Schiefelbein, Scott | Cancelled |
| K1CWZ | NY | 2027-06-24in 288d | 2023-06-25 | SPINAK, LAWRENCE | Expired |
| K1HRA | MA | 2027-06-24in 288d | 2023-06-25 | AUSTIN JR, HAROLD R | Expired |
| K1ZO | FL | 2027-06-27in 291d | 2025-06-27 | ISLAND HUNTERS AMATEUR RADIO CLUB | Cancelled |
| K1PWD | NV | 2027-06-28in 292d | 2023-06-29 | Holland, Albert W | Expired |
| K1TAA | AL | 2027-07-05in 299d | 2023-07-06 | MICHAUD, DONALD L | Expired |
| K1MGH | MA | 2027-07-08in 302d | 2023-07-09 | Wiklund Md, Richard A | Expired |
| K1ZZM | AZ | 2027-07-08in 302d | 2023-07-09 | Harrison, Mike S | Expired |
| K1GHH | FL | 2027-07-19in 313d | 2023-07-20 | WAGNER, LARRY | Expired |
| K1NBS | MA | 2027-07-19in 313d | 2023-07-20 | LOMBARD, GRANVILLE F | Expired |
| K1UAQ | NH | 2027-07-19in 313d | 2023-07-20 | SENCABAUGH, WILLIAM A | Expired |
| K1JOR | CA | 2027-07-21in 315d | 2023-07-22 | THOMAS, JORDAN J | Expired |
| K1BIX | PA | 2027-07-24in 318d | 2023-07-25 | Plush, Rusty E | Expired |
| K1TEK | MA | 2027-08-12in 337d | 2023-08-13 | Moloney, Declan | Expired |
| K1HJC | NH | 2027-08-16in 341d | 2023-08-17 | MORGAN JR, MYRLE H | Expired |
| K1YCQ | MA | 2027-08-25in 350d | 2023-08-26 | Piette, Byron J | Expired |
| K1OGN | FL | 2027-08-26in 351d | 2023-08-27 | FLYNN, CHARLES W | Expired |
| K1REG | MA | 2027-08-27in 352d | 2023-08-28 | Gilkes, robert E | Expired |
| K1MST | ME | 2027-09-15in 371d | 2023-09-16 | Staffenski, Michael | Expired |
| K1RJO | MA | 2027-09-15in 371d | 2023-09-16 | Orvedahl, Ryan J | Expired |
| K1TRJ | MI | 2027-09-16in 372d | 2025-09-16 | Lentz Jr, Robert J | Cancelled |
| K1WMM | MA | 2027-09-16in 372d | 2025-09-16 | MALUMPHY, WILLIAM M | Cancelled |
| K1TCJ | VT | 2027-09-19in 375d | 2023-09-20 | JONZ, TODD C | Expired |
| K1JND | CA | 2027-09-23in 379d | 2023-09-24 | Drieberg, Jason | Expired |
| K1CGI | FL | 2027-12-01in 448d | 2025-12-01 | OUELLETTE JR, J VICTOR | Cancelled |
| K1FDD | NH | 2027-12-09in 456d | 2025-12-09 | Marcel, John E | Cancelled |
| K1AXA | OR | 2027-12-30in 477d | 2025-12-30 | Isayev, Mark | Cancelled |
| K1BAM | HI | 2027-12-30in 477d | 2025-12-30 | White, Peter J | Cancelled |
| K1SW | CT | 2028-01-16in 494d | 2026-01-16 | PHELPS, RICHARD F | Cancelled |
| K1WWW | MN | 2028-02-03in 512d | 2026-02-03 | FOSTER, KURT | Cancelled |
| K1ETA | RI | 2028-02-24in 533d | 2026-02-24 | Kenney, Michael P | Cancelled |
| K1NUX | VA | 2028-02-24in 533d | 2026-02-24 | Torsky, Andrew J | Cancelled |
| K1SEM | OH | 2028-02-27in 536d | 2026-02-27 | Mabe, Steven | Cancelled |
| K1ANF | AZ | 2028-03-04in 542d | 2024-03-05 | STACY, WILLIAM E | Expired |
| K1APM | ME | 2028-03-04in 542d | 2024-03-05 | WILKINS, WILLIAM L | Expired |