District 4
2x2 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| KX4XW | 9 | 63 | 2034-02-06 | — | Active (Vanity) |
| KX4XX | 9 | 65 | 2032-07-13 | — | Active (Vanity) |
| KX4XY | 9 | 67 | 2030-02-11 | — | Active |
| KX4XZ | 9 | 65 | 2028-12-26 | — | Active |
| KX4YA | 9 | 61 | 2030-03-26 | — | Active |
| KX4YB | 9 | 65 | 2030-03-26 | — | Active |
| KX4YC | 9 | 67 | 2029-11-10 | — | Active |
| KX4YD | 9 | 63 | 2028-05-17 | — | Active |
| KX4YE | 9 | 57 | 2020-12-15 | 2022-12-16 | Available |
| KX4YF | 9 | 65 | 2036-04-19 | — | Active |
| KX4YG | 8 | 65 | 2030-04-28 | — | Active |
| KX4YH | 9 | 63 | 2030-05-06 | — | Active |
| KX4YI | 10 | 59 | 2020-05-29 | 2022-05-30 | Available |
| KX4YJ | 10 | 69 | 2030-04-21 | — | Active |
| KX4YK | 9 | 65 | 2020-06-05 | 2022-06-06 | Available |
| KX4YL | 9 | 65 | 2030-05-11 | — | Active |
| KX4YM | 8 | 63 | 2031-02-15 | — | Active |
| KX4YN | 10 | 61 | 2028-06-12 | — | Active |
| KX4YO | 9 | 67 | 2030-06-05 | — | Active |
| KX4YP | 9 | 67 | 2020-06-26 | 2022-06-27 | Available |
| KX4YQ | 9 | 69 | 2028-11-26 | — | Active |
| KX4YR | 10 | 63 | 2030-06-15 | — | Active |
| KX4YS | 10 | 61 | 2027-05-18 | — | Active |
| KX4YT | 9 | 59 | 2030-06-16 | — | Active |
| KX4YU | 10 | 63 | 2030-05-20 | — | Active |
| KX4YV | 9 | 65 | 2020-07-10 | 2022-07-11 | Available |
| KX4YW | 9 | 65 | 2030-06-19 | — | Active |
| KX4YX | 9 | 67 | 2030-06-22 | — | Active |
| KX4YY | 9 | 69 | 2020-07-14 | 2022-07-15 | Available |
| KX4YZ | 9 | 67 | 2033-05-02 | — | Active (Vanity) |
| KX4ZA | 9 | 59 | 2030-05-21 | — | Active |
| KX4ZB | 9 | 63 | 2030-06-26 | — | Active |
| KX4ZC | 9 | 65 | 2030-06-26 | — | Active |
| KX4ZD | 9 | 61 | 2030-06-22 | — | Active |
| KX4ZE | 9 | 55 | 2030-06-30 | — | Active |
| KX4ZF | 9 | 63 | 2030-06-30 | — | Active |
| KX4ZG | 8 | 63 | 2034-04-02 | — | Active |
| KX4ZH | 9 | 61 | 2030-07-01 | — | Active |
| KX4ZI | 10 | 57 | 2020-07-21 | 2022-07-22 | Available |
| KX4ZJ | 10 | 67 | 2030-06-18 | — | Active |
| KX4ZK | 9 | 63 | 2030-05-18 | — | Active |
| KX4ZL | 9 | 63 | 2030-07-02 | — | Active |
| KX4ZM | 8 | 61 | 2030-07-06 | — | Active |
| KX4ZN | 10 | 59 | 2020-08-28 | 2022-08-29 | Available |
| KX4ZO | 9 | 65 | 2030-02-10 | — | Active |
| KX4ZP | 9 | 65 | 2020-08-04 | 2022-08-05 | Available |
| KX4ZQ | 9 | 67 | 2029-07-08 | — | Active |
| KX4ZR | 10 | 61 | 2030-07-20 | — | Active |
| KX4ZS | 10 | 59 | 2030-07-21 | — | Active |
| KX4ZT | 9 | 57 | 2030-07-22 | — | Active |
| KX4ZU | 10 | 61 | 2030-07-23 | — | Active |
| KX4ZV | 9 | 63 | 2020-08-11 | 2022-08-12 | Available |
| KX4ZW | 9 | 63 | 2020-08-18 | 2022-08-19 | Available |
| KX4ZX | 9 | 65 | 2026-10-06 | — | Active |
| KX4ZY | 9 | 67 | 2030-07-27 | — | Active |
| KX4ZZ | 9 | 65 | 2032-04-10 | — | Active (Vanity) |
| KY4AA | 9 | 55 | 2021-06-15 | 2023-06-16 | Available |
| KY4AB | 9 | 59 | 2033-02-04 | — | Active (Vanity) |
| KY4AC | 9 | 61 | 2035-03-18 | — | Active (Vanity) |
| KY4AD | 9 | 57 | 2031-08-09 | — | Active |
| KY4AE | 9 | 51 | 2030-08-03 | — | Active |
| KY4AF | 9 | 59 | 2035-03-02 | — | Active |
| KY4AG | 8 | 59 | 2030-08-07 | — | Active |
| KY4AH | 9 | 57 | 2030-08-10 | — | Active |
| KY4AI | 10 | 53 | 2030-08-11 | — | Active |
| KY4AJ | 10 | 63 | 2027-04-06 | — | Active (Vanity) |
| KY4AK | 9 | 59 | 2027-06-27 | — | Active |
| KY4AL | 9 | 59 | 2030-08-14 | — | Active |
| KY4AM | 8 | 57 | 2030-08-14 | — | Active |
| KY4AN | 10 | 55 | 2030-03-06 | — | Active (Vanity) |
| KY4AO | 9 | 61 | 2029-03-22 | — | Active |
| KY4AP | 9 | 61 | 2030-08-17 | — | Active |
| KY4AQ | 9 | 63 | 2020-09-11 | 2022-09-12 | Available |
| KY4AR | 10 | 57 | 2029-03-31 | — | Active (Vanity) |
| KY4AS | 10 | 55 | 2020-10-06 | 2022-10-07 | Available |
| KY4AT | 9 | 53 | 2026-09-09 | — | Active |
| KY4AU | 10 | 57 | 2030-08-27 | — | Active |
| KY4AV | 9 | 59 | 2021-07-12 | 2023-07-13 | Available |
| KY4AW | 9 | 59 | 2030-09-04 | — | Active |
| KY4AX | 9 | 61 | 2028-01-03 | — | Active |
| KY4AY | 9 | 63 | 2033-03-23 | — | Active |
| KY4AZ | 9 | 61 | 2028-10-05 | — | Active (Vanity) |
| KY4BA | 9 | 59 | 2030-09-14 | — | Active |
| KY4BB | 9 | 63 | 2020-10-24 | 2022-10-25 | Available |
| KY4BC | 9 | 65 | 2035-02-13 | — | Active (Vanity) |
| KY4BD | 9 | 61 | 2030-09-17 | — | Active |
| KY4BE | 9 | 55 | 2030-02-14 | — | Active |
| KY4BF | 9 | 63 | 2030-09-21 | — | Active |
| KY4BG | 8 | 63 | 2034-04-20 | — | Active (Vanity) |
| KY4BH | 9 | 61 | 2030-09-24 | — | Active |
| KY4BI | 10 | 57 | 2030-09-24 | — | Active |
| KY4BJ | 10 | 67 | 2030-08-27 | — | Active |
| KY4BK | 9 | 63 | 2034-04-03 | — | Active (Vanity) |
| KY4BL | 9 | 63 | 2020-11-10 | 2022-11-11 | Available |
| KY4BM | 8 | 61 | 2020-10-09 | 2022-10-10 | Available |
| KY4BN | 10 | 59 | 2030-08-14 | — | Active |
| KY4BO | 9 | 65 | 2028-04-03 | — | Active |
| KY4BP | 9 | 65 | 2030-07-27 | — | Active (Vanity) |
| KY4BQ | 9 | 67 | 2030-10-13 | — | Active |
| KY4BR | 10 | 61 | 2030-11-15 | — | Active |