Confidence: Medium · Source: FCC ULS · As of 2026-10-24
K4-prefix vanity callsigns coming available
Vanity slots whose callsigns start with K4. Sorted by availability date — soonest first.
Showing 151– 200 of 484
| Callsign | State | Available | Last held | Last holder | Released by |
|---|---|---|---|---|---|
| K4GZB | FL | 2027-08-12in 292d | 2023-08-13 | Fields, Michael D | Expired |
| K4KPG | TN | 2027-08-12in 292d | 2025-08-12 | Smith, Mark J | Cancelled |
| K4AET | FL | 2027-08-15in 295d | 2023-08-16 | Snedecor, Darrell | Expired |
| K4MZY | NC | 2027-08-15in 295d | 2023-08-16 | HOLCOMB JR, SIGMOND W | Expired |
| K4MRH | VA | 2027-08-16in 296d | 2023-08-17 | Hendrix, Michael R | Expired |
| K4UUV | TN | 2027-08-16in 296d | 2023-08-17 | EFNOR, PAUL A | Expired |
| K4ESG | SC | 2027-08-22in 302d | 2023-08-23 | MORING, PAUL W | Expired |
| K4WER | MS | 2027-08-22in 302d | 2023-08-23 | ROWZEE, WILLIAM E | Expired |
| K4CNB | WY | 2027-08-23in 303d | 2023-08-24 | HARBERT, NED D | Expired |
| K4WCO | FL | 2027-08-23in 303d | 2023-08-24 | O'STEEN JR, WILLIAM C | Expired |
| K4DFY | SC | 2027-08-28in 308d | 2023-08-29 | Hester, Edwin R | Expired |
| K4ASN | FL | 2027-08-30in 310d | 2023-08-31 | WILLIAMS, MICHAEL M | Expired |
| K4HUO | TN | 2027-08-30in 310d | 2023-08-31 | WILLIAMS, DONALD P | Expired |
| K4QLW | TN | 2027-08-30in 310d | 2023-08-31 | TIDWELL, PAULA R | Expired |
| K4RTY | MT | 2027-08-30in 310d | 2023-08-31 | CORBE, GEORGE J | Expired |
| K4RZV | GA | 2027-08-30in 310d | 2023-08-31 | WAGONER, JOHN W | Expired |
| K4LTR | VA | 2027-09-03in 314d | 2023-09-04 | RATCLIFF, LAURIE T | Expired |
| K4OCT | SC | 2027-09-05in 316d | 2023-09-06 | Fletcher, Dale R | Expired |
| K4DGB | NC | 2027-09-06in 317d | 2023-09-07 | CARTER, GAROLD R | Expired |
| K4KGW | FL | 2027-09-06in 317d | 2023-09-07 | ROWLAND, DONALD K | Expired |
| K4JDX | FL | 2027-09-08in 319d | 2023-09-09 | DEIN, JASON P | Expired |
| K4RIR | VA | 2027-09-11in 322d | 2023-09-12 | WILLIAMS, JOSEPH | Expired |
| K4ABY | AL | 2027-09-13in 324d | 2023-09-14 | Gomez 221, Rodman | Expired |
| K4MGP | TN | 2027-09-13in 324d | 2023-09-14 | PATRICK, CHARLES R | Expired |
| K4SLV | GA | 2027-09-16in 327d | 2023-09-17 | Vaughan, Sharon L | Expired |
| K4HTJ | NC | 2027-09-20in 331d | 2023-09-21 | CHANDLER, MEDRICK M | Expired |
| K4CUU | AL | 2027-09-27in 338d | 2023-09-28 | Dykes, Charles E | Expired |
| K4KLB | NC | 2027-12-09in 411d | 2025-12-09 | BARLOW, KERRY L | Cancelled |
| K4UW | CT | 2027-12-09in 411d | 2025-12-09 | MUNRO, ROBERT B | Cancelled |
| K4DJJ | NC | 2027-12-23in 425d | 2025-12-23 | JORENS, DIRK J | Cancelled |
| K4EZR | FL | 2028-01-03in 436d | 2026-01-03 | Hernandez, Happy N | Cancelled |
| K4SHR | VA | 2028-01-23in 456d | 2026-01-23 | Cwalina, Kevin M | Cancelled |
| K4RUR | FL | 2028-01-27in 460d | 2026-01-27 | BROCK, LOWRY J | Cancelled |
| K4UGR | AL | 2028-02-07in 471d | 2026-02-07 | ATKISON, MICHAEL H | Cancelled |
| K4WAX | CA | 2028-02-24in 488d | 2026-02-24 | Feagans, Tim | Cancelled |
| K4EH | GA | 2028-02-27in 491d | 2026-02-27 | Haag, Mark E | Cancelled |
| K4AAN | AZ | 2028-03-04in 497d | 2024-03-05 | Orr, Simon D | Expired |
| K4AAP | NC | 2028-03-04in 497d | 2024-03-05 | WHITMOYER, RAYMOND J | Expired |
| K4ADW | KY | 2028-03-04in 497d | 2024-03-05 | BEAM JR, RICHMOND W | Expired |
| K4ALZ | KY | 2028-03-04in 497d | 2024-03-05 | FINAN SR, GERALD W | Expired |
| K4ARJ | KY | 2028-03-04in 497d | 2024-03-05 | Ham Operators Non Club Of Kentucky | Expired |
| K4AUH | NC | 2028-03-04in 497d | 2024-03-05 | GOAD JR, OTIS E | Expired |
| K4BAK | FL | 2028-03-04in 497d | 2024-03-05 | KELLER, BRUCE A | Expired |
| K4BBA | SC | 2028-03-04in 497d | 2024-03-05 | Mayo Jr, Edward L | Expired |
| K4BDJ | GA | 2028-03-04in 497d | 2024-03-05 | MC LENDON, DAVID K | Expired |
| K4BUJ | OH | 2028-03-04in 497d | 2024-03-05 | RODE, DONALD W | Expired |
| K4CDR | FL | 2028-03-04in 497d | 2024-03-05 | Burgholzer, John B | Expired |
| K4CMI | NC | 2028-03-04in 497d | 2024-03-05 | PHILLIPS JR, BENJAMIN B | Expired |
| K4CON | SC | 2028-03-04in 497d | 2024-03-05 | HALL, CONNIE S | Expired |
| K4DAS | VA | 2028-03-04in 497d | 2024-03-05 | SABELLA, DONALD A | Expired |