District 4
2x2 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| AK4XS | 10 | 53 | 2012-10-20 | 2014-10-21 | Available |
| AK4XT | 9 | 51 | 2036-10-03 | — | Active (Vanity) |
| AK4XU | 10 | 55 | 2032-10-04 | — | Active |
| AK4XV | 9 | 57 | 2032-07-13 | — | Active |
| AK4XW | 9 | 57 | 2012-11-27 | 2014-11-28 | Available |
| AK4XX | 9 | 59 | 2031-08-18 | — | Active (Vanity) |
| AK4XY | 9 | 61 | 2012-10-02 | 2014-10-03 | Available |
| AK4XZ | 9 | 59 | 2032-03-17 | — | Active |
| AK4YA | 9 | 55 | 2030-07-25 | — | Active (Vanity) |
| AK4YB | 9 | 59 | 2031-05-18 | — | Active |
| AK4YC | 9 | 61 | 2017-08-08 | 2019-08-09 | Available |
| AK4YD | 9 | 57 | 2032-06-22 | — | Active |
| AK4YE | 9 | 51 | 2032-04-04 | — | Active |
| AK4YF | 9 | 59 | 2021-11-14 | 2023-11-15 | Available |
| AK4YG | 8 | 59 | 2032-09-20 | — | Active |
| AK4YH | 9 | 57 | 2032-09-20 | — | Active |
| AK4YI | 10 | 53 | 2012-10-10 | 2014-10-11 | Available |
| AK4YJ | 10 | 63 | 2025-11-18 | — | Active |
| AK4YK | 9 | 59 | 2022-08-20 | 2024-08-21 | Available |
| AK4YL | 9 | 59 | 2032-08-31 | — | Active |
| AK4YM | 8 | 57 | 2032-07-20 | — | Active |
| AK4YN | 10 | 55 | 2034-01-21 | — | Active |
| AK4YO | 9 | 61 | 2032-10-10 | — | Active |
| AK4YP | 9 | 61 | 2031-11-07 | — | Active |
| AK4YQ | 9 | 63 | 2031-11-07 | — | Active |
| AK4YR | 10 | 57 | 2032-10-15 | — | Active |
| AK4YS | 10 | 55 | 2030-08-16 | — | Active |
| AK4YT | 9 | 53 | 2031-02-17 | — | Active |
| AK4YU | 10 | 57 | 2022-02-14 | 2024-02-15 | Available |
| AK4YV | 9 | 59 | 2032-10-10 | — | Active |
| AK4YW | 9 | 59 | 2032-10-19 | — | Active |
| AK4YX | 9 | 61 | 2032-10-22 | — | Active |
| AK4YY | 9 | 63 | 2025-10-26 | — | Active |
| AK4YZ | 9 | 61 | 2022-10-23 | 2024-10-24 | Available |
| AK4ZA | 9 | 53 | 2024-11-05 | 2026-11-06 | Available |
| AK4ZB | 9 | 57 | 2012-11-24 | 2014-11-25 | Available |
| AK4ZC | 9 | 59 | 2032-02-11 | — | Active |
| AK4ZD | 9 | 55 | 2012-11-27 | 2014-11-28 | Available |
| AK4ZE | 9 | 49 | 2032-03-15 | — | Active |
| AK4ZF | 9 | 57 | 2032-11-15 | — | Active |
| AK4ZG | 8 | 57 | 2033-01-20 | — | Active |
| AK4ZH | 9 | 55 | 2032-11-16 | — | Active |
| AK4ZI | 10 | 51 | 2018-11-24 | 2020-11-25 | Available |
| AK4ZJ | 10 | 61 | 2013-01-23 | 2015-01-24 | Available |
| AK4ZK | 9 | 57 | 2033-02-28 | — | Active |
| AK4ZL | 9 | 57 | 2022-09-20 | 2024-09-21 | Available |
| AK4ZM | 8 | 55 | 2020-09-15 | 2022-09-16 | Available |
| AK4ZN | 10 | 53 | 2032-11-09 | — | Active |
| AK4ZO | 9 | 59 | 2032-11-29 | — | Active |
| AK4ZP | 9 | 59 | 2032-10-26 | — | Active |
| AK4ZQ | 9 | 61 | 2032-04-20 | — | Active |
| AK4ZR | 10 | 55 | 2015-05-16 | 2017-05-17 | Available |
| AK4ZS | 10 | 53 | 2032-11-30 | — | Active |
| AK4ZT | 9 | 51 | 2032-11-30 | — | Active |
| AK4ZU | 10 | 55 | 2012-12-21 | 2014-12-22 | Available |
| AK4ZV | 9 | 57 | 2031-02-22 | — | Active |
| AK4ZW | 9 | 57 | 2022-12-03 | 2024-12-04 | Available |
| AK4ZX | 9 | 59 | 2032-11-30 | — | Active |
| AK4ZY | 9 | 61 | 2032-12-07 | — | Active |
| AK4ZZ | 9 | 59 | 2032-08-11 | — | Active |
| KA4AA | 9 | 47 | — | — | Reserved |
| KA4AB | 9 | 51 | — | — | Reserved |
| KA4AC | 9 | 53 | — | — | Reserved |
| KA4AD | 9 | 49 | — | — | Reserved |
| KA4AE | 9 | 43 | — | — | Reserved |
| KA4AF | 9 | 51 | — | — | Reserved |
| KA4AG | 8 | 51 | — | — | Reserved |
| KA4AH | 9 | 49 | — | — | Reserved |
| KA4AI | 10 | 45 | — | — | Reserved |
| KA4AJ | 10 | 55 | — | — | Reserved |
| KA4AK | 9 | 51 | — | — | Reserved |
| KA4AL | 9 | 51 | — | — | Reserved |
| KA4AM | 8 | 49 | — | — | Reserved |
| KA4AN | 10 | 47 | — | — | Reserved |
| KA4AO | 9 | 53 | — | — | Reserved |
| KA4AP | 9 | 53 | — | — | Reserved |
| KA4AQ | 9 | 55 | — | — | Reserved |
| KA4AR | 10 | 49 | — | — | Reserved |
| KA4AS | 10 | 47 | — | — | Reserved |
| KA4AT | 9 | 45 | — | — | Reserved |
| KA4AU | 10 | 49 | — | — | Reserved |
| KA4AV | 9 | 51 | — | — | Reserved |
| KA4AW | 9 | 51 | — | — | Reserved |
| KA4AX | 9 | 53 | — | — | Reserved |
| KA4AY | 9 | 55 | — | — | Reserved |
| KA4AZ | 9 | 53 | — | — | Reserved |
| KA4BA | 9 | 51 | — | — | Reserved |
| KA4BB | 9 | 55 | — | — | Reserved |
| KA4BC | 9 | 57 | — | — | Reserved |
| KA4BD | 9 | 53 | — | — | Reserved |
| KA4BE | 9 | 47 | — | — | Reserved |
| KA4BF | 9 | 55 | — | — | Reserved |
| KA4BG | 8 | 55 | — | — | Reserved |
| KA4BH | 9 | 53 | — | — | Reserved |
| KA4BI | 10 | 49 | — | — | Reserved |
| KA4BJ | 10 | 59 | — | — | Reserved |
| KA4BK | 9 | 55 | — | — | Reserved |
| KA4BL | 9 | 55 | — | — | Reserved |
| KA4BM | 8 | 53 | — | — | Reserved |
| KA4BN | 10 | 51 | — | — | Reserved |