Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4-prefix vanity callsigns coming available
Vanity slots whose callsigns start with K4. Sorted by availability date — soonest first.
Showing 301– 350 of 473
| Callsign | State | Available | Last held | Last holder | Released by |
|---|---|---|---|---|---|
| K4JZA | AL | 2028-03-21in 553d | 2024-03-22 | Bowdoin, Pete A | Expired |
| K4KIY | NM | 2028-03-21in 553d | 2024-03-22 | SUCHOCKI, THOMAS P | Expired |
| K4LYA | AL | 2028-03-21in 553d | 2024-03-22 | MICHAEL, COY E | Expired |
| K4TSY | FL | 2028-03-21in 553d | 2024-03-22 | FRENCH JR, DEXTER S | Expired |
| K4YMQ | AL | 2028-03-21in 553d | 2024-03-22 | Franklin, Ira C | Expired |
| K4OD | NC | 2028-03-23in 555d | 2026-03-24 | EPTING III, BENJAMIN R | Cancelled |
| K4BMI | FL | 2028-03-26in 558d | 2026-03-27 | Dos Santos, Dante V | Cancelled |
| K4EMX | TN | 2028-03-27in 559d | 2024-03-28 | Cox, Steven A | Expired |
| K4SLT | VA | 2028-03-27in 559d | 2024-03-28 | Davidson III, Thomas E | Expired |
| K4FVX | TN | 2028-03-28in 560d | 2024-03-29 | Hollis, Gene H | Expired |
| K4LLO | GA | 2028-03-28in 560d | 2024-03-29 | PADEN JR, WILLIAM R | Expired |
| K4VIT | TN | 2028-03-28in 560d | 2024-03-29 | LESTER, JOHNNY M | Expired |
| K4WOT | KY | 2028-03-28in 560d | 2024-03-29 | Chandler, Jerrald W | Expired |
| K4PES | NC | 2028-03-30in 562d | 2024-03-31 | Sutherland Jr, Paul E | Expired |
| K4LDB | AL | 2028-04-03in 566d | 2024-04-04 | Brooks, Leanetta D | Expired |
| K4UPE | VA | 2028-04-03in 566d | 2024-04-04 | Cool, William S | Expired |
| K4WCR | PA | 2028-04-03in 566d | 2024-04-04 | Ronalds, Walter C | Expired |
| K4HGD | FL | 2028-04-04in 567d | 2024-04-05 | PREKAISKI, RICHARD M | Expired |
| K4ZYV | VA | 2028-04-05in 568d | 2024-04-06 | Beamish V, Richard J | Expired |
| K4SYV | TX | 2028-04-07in 570d | 2024-04-08 | Ackroyd, Richard | Expired |
| K4INF | NC | 2028-04-08in 571d | 2024-04-09 | Woolard, Byron Kent | Expired |
| K4KQL | FL | 2028-04-08in 571d | 2024-04-09 | CARRAWAY, MYRON J | Expired |
| K4SMI | NC | 2028-04-08in 571d | 2024-04-09 | SMITH JR, ROBERT D | Expired |
| K4PZZ | VA | 2028-04-10in 573d | 2026-04-11 | Payne Jr, Fred W | Cancelled |
| K4APF | NC | 2028-04-11in 574d | 2024-04-12 | Reynolds, Richard W | Expired |
| K4AWI | KY | 2028-04-11in 574d | 2024-04-12 | Hindman, Stanley J | Expired |
| K4HSK | NC | 2028-04-11in 574d | 2024-04-12 | Mc Crary Jr, Clifford R | Expired |
| K4KIK | FL | 2028-04-11in 574d | 2024-04-12 | Brunjes, Fred J | Expired |
| K4KJP | AL | 2028-04-11in 574d | 2024-04-12 | Young, Joseph T | Expired |
| K4NUE | NC | 2028-04-11in 574d | 2024-04-12 | NORMAN, WARREN L | Expired |
| K4TXO | SC | 2028-04-11in 574d | 2024-04-12 | WELLS, IVAN M | Expired |
| K4VYO | NC | 2028-04-11in 574d | 2024-04-12 | Rodriguez, J.Anthony | Expired |
| K4DJY | MI | 2028-04-12in 575d | 2024-04-13 | Yarington, David J | Expired |
| K4EBC | VA | 2028-04-13in 576d | 2026-04-14 | Rankin, Alexander | Cancelled |
| K4ERN | FL | 2028-04-13in 576d | 2026-04-14 | SHANNON, JOHN G | Cancelled |
| K4YD | FL | 2028-04-16in 579d | 2026-04-17 | ACEVEDO, HECTOR | Cancelled |
| K4COC | FL | 2028-04-17in 580d | 2024-04-18 | Mallette, Randy L | Expired |
| K4WNH | TN | 2028-04-17in 580d | 2024-04-18 | Hill, William N | Expired |
| K4DJP | FL | 2028-04-18in 581d | 2024-04-19 | Pond, Daniel J | Expired |
| K4TWS | FL | 2028-04-18in 581d | 2024-04-19 | LARGEN, LOMAN L | Expired |
| K4VTN | AL | 2028-04-18in 581d | 2024-04-19 | Akins, Lawrence E | Expired |
| K4PDS | TN | 2028-04-21in 584d | 2024-04-22 | Parker, David S | Expired |
| K4KLA | SC | 2028-04-24in 587d | 2024-04-25 | MOORE, WALTER H | Expired |
| K4BDF | FL | 2028-04-25in 588d | 2024-04-26 | COOEY, SUE E | Expired |
| K4EEG | AL | 2028-04-25in 588d | 2024-04-26 | NORRIS III, ROY H | Expired |
| K4QOJ | FL | 2028-04-25in 588d | 2024-04-26 | COOEY, WILLIAM J | Expired |
| K4VHV | NC | 2028-04-25in 588d | 2024-04-26 | ONLEY, ALBERT E | Expired |
| K4YLJ | VA | 2028-04-27in 590d | 2024-04-28 | Meadows, Randall L | Expired |
| K4MBO | GA | 2028-04-29in 592d | 2024-04-30 | OLSON, MICHAEL B | Expired |
| K4CSR | AL | 2028-05-01in 594d | 2024-05-02 | Comer Scout Reservation Radio Club | Expired |