District 4
1x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| K4LCM | 8 | 59 | 2031-08-16 | — | Active (Vanity) |
| K4LCN | 10 | 57 | — | — | Available |
| K4LCO | 9 | 63 | 2024-12-10 | 2026-12-11 | Canceled (grace period) |
| K4LCP | 9 | 63 | 2026-06-29 | — | Active (Vanity) |
| K4LCQ | 9 | 65 | — | — | Available |
| K4LCR | 10 | 59 | 2029-05-14 | — | Active (Vanity) |
| K4LCS | 10 | 57 | 2031-11-08 | — | Active (Vanity) |
| K4LCT | 9 | 55 | 2036-07-06 | — | Active (Vanity) |
| K4LCU | 10 | 59 | — | — | Available |
| K4LCV | 9 | 61 | 2031-01-08 | — | Active (Vanity) |
| K4LCW | 9 | 61 | 2030-01-21 | — | Active (Vanity) |
| K4LCX | 9 | 63 | — | — | Available |
| K4LCY | 9 | 65 | 2026-04-22 | — | Active (Vanity) |
| K4LCZ | 9 | 63 | — | — | Available |
| K4LDA | 9 | 53 | 2017-01-24 | 2019-01-25 | Available |
| K4LDB | 9 | 57 | 2024-04-04 | 2026-04-05 | Available |
| K4LDC | 9 | 59 | 2029-05-05 | — | Active (Vanity) |
| K4LDD | 9 | 55 | 2024-06-05 | 2026-06-06 | Available |
| K4LDE | 9 | 49 | 2032-04-30 | — | Active (Vanity) |
| K4LDF | 9 | 57 | — | — | Available |
| K4LDG | 8 | 57 | — | — | Available |
| K4LDH | 9 | 55 | 2030-08-28 | — | Active (Vanity) |
| K4LDI | 10 | 51 | 2034-11-07 | — | Active |
| K4LDJ | 10 | 61 | — | — | Available |
| K4LDK | 9 | 57 | 2024-05-31 | 2026-06-01 | Available |
| K4LDL | 9 | 57 | 2003-04-06 | 2005-04-07 | Available |
| K4LDM | 8 | 55 | 2029-02-26 | — | Active (Vanity) |
| K4LDN | 10 | 53 | 2026-11-11 | — | Active (Vanity) |
| K4LDO | 9 | 59 | 2028-02-22 | — | Active (Vanity) |
| K4LDP | 9 | 59 | — | — | Available |
| K4LDQ | 9 | 61 | 2017-12-04 | 2019-12-05 | Available |
| K4LDR | 10 | 55 | 2034-09-21 | — | Active (Vanity) |
| K4LDS | 10 | 53 | 2029-08-13 | — | Active (Vanity) |
| K4LDT | 9 | 51 | 2018-10-05 | 2020-10-06 | Available |
| K4LDU | 10 | 55 | 2034-07-31 | — | Active |
| K4LDV | 9 | 57 | — | — | Available |
| K4LDW | 9 | 57 | 2029-06-21 | — | Active (Vanity) |
| K4LDX | 9 | 59 | 2030-04-04 | — | Active (Vanity) |
| K4LDY | 9 | 61 | 2024-07-13 | 2026-07-14 | Available |
| K4LDZ | 9 | 59 | — | — | Available |
| K4LEA | 9 | 47 | 2034-11-02 | — | Active (Vanity) |
| K4LEB | 9 | 51 | 2034-10-04 | — | Active (Vanity) |
| K4LEC | 9 | 53 | 2028-03-30 | — | Active (Vanity) |
| K4LED | 9 | 49 | 2032-04-03 | — | Active (Vanity) |
| K4LEE | 9 | 43 | 2027-03-01 | — | Active |
| K4LEF | 9 | 51 | 2031-04-23 | — | Active (Vanity) |
| K4LEG | 8 | 51 | 2028-04-22 | — | Active (Vanity) |
| K4LEH | 9 | 49 | 2027-07-25 | — | Active |
| K4LEI | 10 | 45 | 2034-02-06 | — | Active (Vanity) |
| K4LEJ | 10 | 55 | 2034-08-09 | — | Active (Vanity) |
| K4LEK | 9 | 51 | 2032-02-24 | — | Active (Vanity) |
| K4LEL | 9 | 51 | 2029-08-02 | — | Active (Vanity) |
| K4LEM | 8 | 49 | 2036-04-23 | — | Active (Vanity) |
| K4LEN | 10 | 47 | 2030-10-16 | — | Active (Vanity) |
| K4LEO | 9 | 53 | 2025-12-05 | — | Active |
| K4LEP | 9 | 53 | — | — | Available |
| K4LEQ | 9 | 55 | — | — | Available |
| K4LER | 10 | 49 | 2032-01-07 | — | Active (Vanity) |
| K4LES | 10 | 47 | 2035-04-08 | — | Active (Vanity) |
| K4LET | 9 | 45 | 2019-07-09 | 2021-07-10 | Available |
| K4LEU | 10 | 49 | 2033-04-25 | — | Active (Vanity) |
| K4LEV | 9 | 51 | 2030-11-03 | — | Active (Vanity) |
| K4LEW | 9 | 51 | 2029-10-23 | — | Active (Vanity) |
| K4LEX | 9 | 53 | 2030-05-02 | — | Active (Vanity) |
| K4LEY | 9 | 55 | — | — | Available |
| K4LEZ | 9 | 53 | 2030-11-07 | — | Active (Vanity) |
| K4LFA | 9 | 55 | — | — | Available |
| K4LFB | 9 | 59 | 2021-05-01 | 2023-05-02 | Available |
| K4LFC | 9 | 61 | 2029-03-05 | — | Active (Vanity) |
| K4LFD | 9 | 57 | 2027-07-25 | — | Active (Vanity) |
| K4LFE | 9 | 51 | — | — | Available |
| K4LFF | 9 | 59 | — | — | Available |
| K4LFG | 8 | 59 | 2036-03-10 | — | Active (Vanity) |
| K4LFH | 9 | 57 | — | — | Available |
| K4LFI | 10 | 53 | — | — | Available |
| K4LFJ | 10 | 63 | 2029-10-05 | — | Active (Vanity) |
| K4LFK | 9 | 59 | 2029-06-24 | — | Active (Vanity) |
| K4LFL | 9 | 59 | 2030-02-14 | — | Active (Vanity) |
| K4LFM | 8 | 57 | 2023-04-23 | 2025-04-24 | Available |
| K4LFN | 10 | 55 | — | — | Available |
| K4LFO | 9 | 61 | — | — | Available |
| K4LFP | 9 | 61 | 2028-03-14 | — | Active (Vanity) |
| K4LFQ | 9 | 63 | — | — | Available |
| K4LFR | 10 | 57 | — | — | Available |
| K4LFS | 10 | 55 | 2030-07-03 | — | Active (Vanity) |
| K4LFT | 9 | 53 | — | — | Available |
| K4LFU | 10 | 57 | — | — | Available |
| K4LFV | 9 | 59 | — | — | Available |
| K4LFW | 9 | 59 | — | — | Available |
| K4LFX | 9 | 61 | — | — | Available |
| K4LFY | 9 | 63 | 2029-08-27 | — | Active (Vanity) |
| K4LFZ | 9 | 61 | — | — | Available |
| K4LGA | 8 | 55 | 2032-01-28 | — | Active (Vanity) |
| K4LGB | 8 | 59 | 2025-06-17 | — | Active (Vanity) |
| K4LGC | 8 | 61 | — | — | Available |
| K4LGD | 8 | 57 | 2028-12-15 | — | Active (Vanity) |
| K4LGE | 8 | 51 | — | — | Available |
| K4LGF | 8 | 59 | 2015-07-24 | 2017-07-25 | Available |
| K4LGG | 7 | 59 | 2030-12-08 | — | Active (Vanity) |
| K4LGH | 8 | 57 | 2021-10-10 | 2023-10-11 | Available |