District 4
1x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| K4XCF | 9 | 63 | — | — | Available |
| K4XCG | 8 | 63 | — | — | Available |
| K4XCH | 9 | 61 | — | — | Available |
| K4XCI | 10 | 57 | — | — | Available |
| K4XCJ | 10 | 67 | 2020-12-08 | 2022-12-09 | Available |
| K4XCK | 9 | 63 | — | — | Available |
| K4XCL | 9 | 63 | — | — | Available |
| K4XCM | 8 | 61 | — | — | Available |
| K4XCN | 10 | 59 | — | — | Available |
| K4XCO | 9 | 65 | — | — | Available |
| K4XCP | 9 | 65 | — | — | Available |
| K4XCQ | 9 | 67 | — | — | Available |
| K4XCR | 10 | 61 | — | — | Available |
| K4XCS | 10 | 59 | — | — | Available |
| K4XCT | 9 | 57 | — | — | Available |
| K4XCU | 10 | 61 | — | — | Available |
| K4XCV | 9 | 63 | — | — | Available |
| K4XCW | 9 | 63 | — | — | Available |
| K4XCX | 9 | 65 | 2031-04-30 | — | Active (Vanity) |
| K4XCY | 9 | 67 | — | — | Available |
| K4XCZ | 9 | 65 | — | — | Available |
| K4XDA | 9 | 55 | 2020-09-15 | 2022-09-16 | Available |
| K4XDB | 9 | 59 | 2013-06-18 | 2015-06-19 | Available |
| K4XDC | 9 | 61 | — | — | Available |
| K4XDD | 9 | 57 | — | — | Available |
| K4XDE | 9 | 51 | 2034-08-13 | — | Active (Vanity) |
| K4XDF | 9 | 59 | — | — | Available |
| K4XDG | 8 | 59 | — | — | Available |
| K4XDH | 9 | 57 | — | — | Available |
| K4XDI | 10 | 53 | — | — | Available |
| K4XDJ | 10 | 63 | 2018-12-04 | 2020-12-05 | Available |
| K4XDK | 9 | 59 | 2031-05-11 | — | Active (Vanity) |
| K4XDL | 9 | 59 | — | — | Available |
| K4XDM | 8 | 57 | 2035-07-14 | — | Active (Vanity) |
| K4XDN | 10 | 55 | — | — | Available |
| K4XDO | 9 | 61 | — | — | Available |
| K4XDP | 9 | 61 | — | — | Available |
| K4XDQ | 9 | 63 | — | — | Available |
| K4XDR | 10 | 57 | — | — | Available |
| K4XDS | 10 | 55 | 2029-11-19 | — | Active (Vanity) |
| K4XDT | 9 | 53 | — | — | Available |
| K4XDU | 10 | 57 | — | — | Available |
| K4XDV | 9 | 59 | — | — | Available |
| K4XDW | 9 | 59 | 2022-10-10 | 2024-10-11 | Available |
| K4XDX | 9 | 61 | 2036-02-10 | — | Active (Vanity) |
| K4XDY | 9 | 63 | — | — | Available |
| K4XDZ | 9 | 61 | — | — | Available |
| K4XEA | 9 | 49 | — | — | Available |
| K4XEB | 9 | 53 | — | — | Available |
| K4XEC | 9 | 55 | — | — | Available |
| K4XED | 9 | 51 | 2035-02-21 | — | Active (Vanity) |
| K4XEE | 9 | 45 | 2031-01-19 | — | Active (Vanity) |
| K4XEF | 9 | 53 | — | — | Available |
| K4XEG | 8 | 53 | — | — | Available |
| K4XEH | 9 | 51 | — | — | Available |
| K4XEI | 10 | 47 | — | — | Available |
| K4XEJ | 10 | 57 | — | — | Available |
| K4XEK | 9 | 53 | — | — | Available |
| K4XEL | 9 | 53 | — | — | Available |
| K4XEM | 8 | 51 | 2029-10-27 | — | Active (Vanity) |
| K4XEN | 10 | 49 | 2031-09-18 | — | Active (Vanity) |
| K4XEO | 9 | 55 | — | — | Available |
| K4XEP | 9 | 55 | — | — | Available |
| K4XEQ | 9 | 57 | 2028-08-28 | — | Active (Vanity) |
| K4XER | 10 | 51 | — | — | Available |
| K4XES | 10 | 49 | — | — | Available |
| K4XET | 9 | 47 | — | — | Available |
| K4XEU | 10 | 51 | — | — | Available |
| K4XEV | 9 | 53 | — | — | Available |
| K4XEW | 9 | 53 | — | — | Available |
| K4XEX | 9 | 55 | 2020-06-26 | 2022-06-27 | Available |
| K4XEY | 9 | 57 | — | — | Available |
| K4XEZ | 9 | 55 | — | — | Available |
| K4XFA | 9 | 57 | — | — | Available |
| K4XFB | 9 | 61 | — | — | Available |
| K4XFC | 9 | 63 | — | — | Available |
| K4XFD | 9 | 59 | — | — | Available |
| K4XFE | 9 | 53 | 2028-01-07 | — | Active (Vanity) |
| K4XFF | 9 | 61 | — | — | Available |
| K4XFG | 8 | 61 | — | — | Available |
| K4XFH | 9 | 59 | — | — | Available |
| K4XFI | 10 | 55 | — | — | Available |
| K4XFJ | 10 | 65 | — | — | Available |
| K4XFK | 9 | 61 | — | — | Available |
| K4XFL | 9 | 61 | — | — | Available |
| K4XFM | 8 | 59 | — | — | Available |
| K4XFN | 10 | 57 | — | — | Available |
| K4XFO | 9 | 63 | — | — | Available |
| K4XFP | 9 | 63 | — | — | Available |
| K4XFQ | 9 | 65 | — | — | Available |
| K4XFR | 10 | 59 | — | — | Available |
| K4XFS | 10 | 57 | — | — | Available |
| K4XFT | 9 | 55 | — | — | Available |
| K4XFU | 10 | 59 | — | — | Available |
| K4XFV | 9 | 61 | — | — | Available |
| K4XFW | 9 | 61 | — | — | Available |
| K4XFX | 9 | 63 | — | — | Available |
| K4XFY | 9 | 65 | — | — | Available |
| K4XFZ | 9 | 63 | — | — | Available |
| K4XGA | 8 | 57 | — | — | Available |