District 4
2x2 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| KX4UA | 10 | 55 | 2029-08-22 | — | Active |
| KX4UB | 10 | 59 | 2019-10-25 | 2021-10-26 | Available |
| KX4UC | 10 | 61 | 2020-01-24 | 2022-01-25 | Available |
| KX4UD | 10 | 57 | 2019-09-24 | 2021-09-25 | Available |
| KX4UE | 10 | 51 | 2019-09-27 | 2021-09-28 | Available |
| KX4UF | 10 | 59 | 2019-11-13 | 2021-11-14 | Available |
| KX4UG | 9 | 59 | 2020-11-10 | 2022-11-11 | Available |
| KX4UH | 10 | 57 | 2019-10-01 | 2021-10-02 | Available |
| KX4UI | 11 | 53 | 2029-09-12 | — | Active |
| KX4UJ | 11 | 63 | 2020-03-28 | 2022-03-29 | Available |
| KX4UK | 10 | 59 | 2028-07-20 | — | Active (Vanity) |
| KX4UL | 10 | 59 | 2034-07-09 | — | Active (Vanity) |
| KX4UM | 9 | 57 | 2019-10-04 | 2021-10-05 | Available |
| KX4UN | 11 | 55 | 2019-11-05 | 2021-11-06 | Available |
| KX4UO | 10 | 61 | 2019-10-22 | 2021-10-23 | Available |
| KX4UP | 10 | 61 | 2029-09-23 | — | Active |
| KX4UQ | 10 | 63 | 2029-07-22 | — | Active |
| KX4UR | 11 | 57 | 2029-09-16 | — | Active |
| KX4US | 11 | 55 | 2030-06-15 | — | Active |
| KX4UT | 10 | 53 | 2029-10-03 | — | Active |
| KX4UU | 11 | 57 | 2029-10-10 | — | Active |
| KX4UV | 10 | 59 | 2029-09-03 | — | Active |
| KX4UW | 10 | 59 | 2028-08-27 | — | Active |
| KX4UX | 10 | 61 | 2029-10-21 | — | Active |
| KX4UY | 10 | 63 | 2020-02-14 | 2022-02-15 | Available |
| KX4UZ | 10 | 61 | 2029-09-13 | — | Active |
| KX4VA | 9 | 57 | 2024-08-23 | 2026-08-24 | Available |
| KX4VB | 9 | 61 | 2020-01-04 | 2022-01-05 | Available |
| KX4VC | 9 | 63 | 2027-07-31 | — | Active |
| KX4VD | 9 | 59 | 2029-10-28 | — | Active |
| KX4VE | 9 | 53 | 2029-11-04 | — | Active |
| KX4VF | 9 | 61 | 2029-07-31 | — | Active |
| KX4VG | 8 | 61 | 2029-09-17 | — | Active |
| KX4VH | 9 | 59 | 2029-11-08 | — | Active |
| KX4VI | 10 | 55 | 2028-12-18 | — | Active |
| KX4VJ | 10 | 65 | 2029-11-12 | — | Active |
| KX4VK | 9 | 61 | 2019-12-03 | 2021-12-04 | Available |
| KX4VL | 9 | 61 | 2033-03-08 | — | Active |
| KX4VM | 8 | 59 | 2026-05-10 | — | Active (Vanity) |
| KX4VN | 10 | 57 | 2019-12-13 | 2021-12-14 | Available |
| KX4VO | 9 | 63 | 2019-12-24 | 2021-12-25 | Available |
| KX4VP | 9 | 63 | 2019-12-10 | 2021-12-11 | Available |
| KX4VQ | 9 | 65 | 2029-11-19 | — | Active |
| KX4VR | 10 | 59 | 2020-03-27 | 2022-03-28 | Available |
| KX4VS | 10 | 57 | 2020-01-24 | 2022-01-25 | Available |
| KX4VT | 9 | 55 | 2004-08-03 | 2006-08-04 | Available |
| KX4VU | 10 | 59 | 2030-09-19 | — | Active (Vanity) |
| KX4VV | 9 | 61 | 2029-11-25 | — | Active |
| KX4VW | 9 | 61 | 2030-12-20 | — | Active |
| KX4VX | 9 | 63 | 2029-11-26 | — | Active |
| KX4VY | 9 | 65 | 2032-07-21 | — | Active |
| KX4VZ | 9 | 63 | 2035-04-16 | — | Active |
| KX4WA | 9 | 57 | 2029-12-09 | — | Active |
| KX4WB | 9 | 61 | 2030-12-17 | — | Active (Vanity) |
| KX4WC | 9 | 63 | 2028-10-17 | — | Active |
| KX4WD | 9 | 59 | 2022-07-31 | 2024-08-01 | Available |
| KX4WE | 9 | 53 | 2029-12-17 | — | Active |
| KX4WF | 9 | 61 | 2029-10-18 | — | Active |
| KX4WG | 8 | 61 | 2029-12-30 | — | Active |
| KX4WH | 9 | 59 | 2022-06-07 | 2024-06-08 | Available |
| KX4WI | 10 | 55 | 2022-02-26 | 2024-02-27 | Available |
| KX4WJ | 10 | 65 | 2020-01-24 | 2022-01-25 | Available |
| KX4WK | 9 | 61 | 2033-04-27 | — | Active |
| KX4WL | 9 | 61 | 2020-02-15 | 2022-02-16 | Available |
| KX4WM | 8 | 59 | 2029-09-10 | — | Active |
| KX4WN | 10 | 57 | 2020-03-17 | 2022-03-18 | Available |
| KX4WO | 9 | 63 | 2029-02-19 | — | Active |
| KX4WP | 9 | 63 | 2027-12-14 | — | Active |
| KX4WQ | 9 | 65 | 2029-11-15 | — | Active |
| KX4WR | 10 | 59 | 2020-02-14 | 2022-02-15 | Available |
| KX4WS | 10 | 57 | 2030-01-27 | — | Active |
| KX4WT | 9 | 55 | 2030-01-30 | — | Active |
| KX4WU | 10 | 59 | 2030-01-30 | — | Active |
| KX4WV | 9 | 61 | 2030-02-03 | — | Active |
| KX4WW | 9 | 61 | 2027-09-17 | — | Active (Vanity) |
| KX4WX | 9 | 63 | 2020-03-14 | 2022-03-15 | Available |
| KX4WY | 9 | 65 | 2029-09-06 | — | Active (Vanity) |
| KX4WZ | 9 | 63 | 2027-12-13 | — | Active |
| KX4XA | 9 | 59 | 2030-02-07 | — | Active |
| KX4XB | 9 | 63 | 2030-02-10 | — | Active |
| KX4XC | 9 | 65 | 2020-02-29 | 2022-03-01 | Available |
| KX4XD | 9 | 61 | 2031-08-16 | — | Active |
| KX4XE | 9 | 55 | 2030-02-13 | — | Active |
| KX4XF | 9 | 63 | 2030-01-28 | — | Active |
| KX4XG | 8 | 63 | 2020-03-10 | 2022-03-11 | Available |
| KX4XH | 9 | 61 | 2030-02-18 | — | Active |
| KX4XI | 10 | 57 | 2020-03-20 | 2022-03-21 | Available |
| KX4XJ | 10 | 67 | 2020-03-17 | 2022-03-18 | Available |
| KX4XK | 9 | 63 | 2022-10-16 | 2024-10-17 | Available |
| KX4XL | 9 | 63 | 2030-02-25 | — | Active |
| KX4XM | 8 | 61 | 2030-02-28 | — | Active |
| KX4XN | 10 | 59 | 2020-04-21 | 2022-04-22 | Available |
| KX4XO | 9 | 65 | 2029-11-13 | — | Active |
| KX4XP | 9 | 65 | 2020-03-24 | 2022-03-25 | Available |
| KX4XQ | 9 | 67 | 2030-01-13 | — | Active |
| KX4XR | 10 | 61 | 2029-10-15 | — | Active |
| KX4XS | 10 | 59 | 2029-10-15 | — | Active |
| KX4XT | 9 | 57 | 2028-04-06 | — | Active |
| KX4XU | 10 | 61 | 2029-02-11 | — | Active |
| KX4XV | 9 | 63 | 2024-04-19 | 2026-04-20 | Available |