District 4
1x3 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| K4XNT | 10 | 51 | — | — | Available |
| K4XNU | 11 | 55 | — | — | Available |
| K4XNV | 10 | 57 | — | — | Available |
| K4XNW | 10 | 57 | — | — | Available |
| K4XNX | 10 | 59 | — | — | Available |
| K4XNY | 10 | 61 | 2035-02-15 | — | Active (Vanity) |
| K4XNZ | 10 | 59 | — | — | Available |
| K4XOA | 9 | 59 | — | — | Available |
| K4XOB | 9 | 63 | 2032-08-12 | — | Active (Vanity) |
| K4XOC | 9 | 65 | — | — | Available |
| K4XOD | 9 | 61 | — | — | Available |
| K4XOE | 9 | 55 | — | — | Available |
| K4XOF | 9 | 63 | — | — | Available |
| K4XOG | 8 | 63 | — | — | Available |
| K4XOH | 9 | 61 | — | — | Available |
| K4XOI | 10 | 57 | — | — | Available |
| K4XOJ | 10 | 67 | — | — | Available |
| K4XOK | 9 | 63 | — | — | Available |
| K4XOL | 9 | 63 | — | — | Available |
| K4XOM | 8 | 61 | — | — | Available |
| K4XON | 10 | 59 | — | — | Available |
| K4XOO | 9 | 65 | — | — | Available |
| K4XOP | 9 | 65 | — | — | Available |
| K4XOQ | 9 | 67 | — | — | Available |
| K4XOR | 10 | 61 | 2028-12-11 | — | Active (Vanity) |
| K4XOS | 10 | 59 | — | — | Available |
| K4XOT | 9 | 57 | — | — | Available |
| K4XOU | 10 | 61 | — | — | Available |
| K4XOV | 9 | 63 | — | — | Available |
| K4XOW | 9 | 63 | — | — | Available |
| K4XOX | 9 | 65 | 2028-06-06 | — | Active (Vanity) |
| K4XOY | 9 | 67 | — | — | Available |
| K4XOZ | 9 | 65 | — | — | Available |
| K4XPA | 9 | 59 | — | — | Available |
| K4XPB | 9 | 63 | — | — | Available |
| K4XPC | 9 | 65 | — | — | Available |
| K4XPD | 9 | 61 | — | — | Available |
| K4XPE | 9 | 55 | — | — | Available |
| K4XPF | 9 | 63 | — | — | Available |
| K4XPG | 8 | 63 | — | — | Available |
| K4XPH | 9 | 61 | — | — | Available |
| K4XPI | 10 | 57 | — | — | Available |
| K4XPJ | 10 | 67 | — | — | Available |
| K4XPK | 9 | 63 | — | — | Available |
| K4XPL | 9 | 63 | — | — | Available |
| K4XPM | 8 | 61 | — | — | Available |
| K4XPN | 10 | 59 | — | — | Available |
| K4XPO | 9 | 65 | — | — | Available |
| K4XPP | 9 | 65 | — | — | Available |
| K4XPQ | 9 | 67 | — | — | Available |
| K4XPR | 10 | 61 | 2028-06-29 | — | Active (Vanity) |
| K4XPS | 10 | 59 | — | — | Available |
| K4XPT | 9 | 57 | — | — | Available |
| K4XPU | 10 | 61 | — | — | Available |
| K4XPV | 9 | 63 | — | — | Available |
| K4XPW | 9 | 63 | — | — | Available |
| K4XPX | 9 | 65 | — | — | Available |
| K4XPY | 9 | 67 | — | — | Available |
| K4XPZ | 9 | 65 | — | — | Available |
| K4XQA | 9 | 61 | — | — | Available |
| K4XQB | 9 | 65 | — | — | Available |
| K4XQC | 9 | 67 | — | — | Available |
| K4XQD | 9 | 63 | — | — | Available |
| K4XQE | 9 | 57 | — | — | Available |
| K4XQF | 9 | 65 | — | — | Available |
| K4XQG | 8 | 65 | — | — | Available |
| K4XQH | 9 | 63 | — | — | Available |
| K4XQI | 10 | 59 | — | — | Available |
| K4XQJ | 10 | 69 | — | — | Available |
| K4XQK | 9 | 65 | — | — | Available |
| K4XQL | 9 | 65 | — | — | Available |
| K4XQM | 8 | 63 | — | — | Available |
| K4XQN | 10 | 61 | — | — | Available |
| K4XQO | 9 | 67 | — | — | Available |
| K4XQP | 9 | 67 | — | — | Available |
| K4XQQ | 9 | 69 | — | — | Available |
| K4XQR | 10 | 63 | — | — | Available |
| K4XQS | 10 | 61 | — | — | Available |
| K4XQT | 9 | 59 | — | — | Available |
| K4XQU | 10 | 63 | — | — | Available |
| K4XQV | 9 | 65 | — | — | Available |
| K4XQW | 9 | 65 | — | — | Available |
| K4XQX | 9 | 67 | — | — | Available |
| K4XQY | 9 | 69 | — | — | Available |
| K4XQZ | 9 | 67 | — | — | Available |
| K4XRA | 10 | 55 | 2031-06-04 | — | Active (Vanity) |
| K4XRB | 10 | 59 | — | — | Available |
| K4XRC | 10 | 61 | 2028-01-26 | — | Active (Vanity) |
| K4XRD | 10 | 57 | — | — | Available |
| K4XRE | 10 | 51 | — | — | Available |
| K4XRF | 10 | 59 | 2032-12-01 | — | Active (Vanity) |
| K4XRG | 9 | 59 | — | — | Available |
| K4XRH | 10 | 57 | — | — | Available |
| K4XRI | 11 | 53 | — | — | Available |
| K4XRJ | 11 | 63 | — | — | Available |
| K4XRK | 10 | 59 | — | — | Available |
| K4XRL | 10 | 59 | 2030-12-01 | — | Active (Vanity) |
| K4XRM | 9 | 57 | 2019-11-17 | 2021-11-18 | Available |
| K4XRN | 11 | 55 | — | — | Available |
| K4XRO | 10 | 61 | 2034-12-03 | — | Active (Vanity) |