District 4
2x2 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| NA4WU | 11 | 49 | — | — | Available |
| NA4WV | 10 | 51 | — | — | Available |
| NA4WW | 10 | 51 | — | — | Available |
| NA4WX | 10 | 53 | 2033-09-02 | — | Active (Vanity) |
| NA4WY | 10 | 55 | — | — | Available |
| NA4WZ | 10 | 53 | — | — | Available |
| NA4XA | 10 | 49 | — | — | Available |
| NA4XB | 10 | 53 | — | — | Available |
| NA4XC | 10 | 55 | — | — | Available |
| NA4XD | 10 | 51 | — | — | Available |
| NA4XE | 10 | 45 | — | — | Available |
| NA4XF | 10 | 53 | — | — | Available |
| NA4XG | 9 | 53 | — | — | Available |
| NA4XH | 10 | 51 | — | — | Available |
| NA4XI | 11 | 47 | — | — | Available |
| NA4XJ | 11 | 57 | — | — | Available |
| NA4XK | 10 | 53 | — | — | Available |
| NA4XL | 10 | 53 | — | — | Available |
| NA4XM | 9 | 51 | — | — | Available |
| NA4XN | 11 | 49 | — | — | Available |
| NA4XO | 10 | 55 | — | — | Available |
| NA4XP | 10 | 55 | — | — | Available |
| NA4XQ | 10 | 57 | — | — | Available |
| NA4XR | 11 | 51 | — | — | Available |
| NA4XS | 11 | 49 | — | — | Available |
| NA4XT | 10 | 47 | — | — | Available |
| NA4XU | 11 | 51 | — | — | Available |
| NA4XV | 10 | 53 | — | — | Available |
| NA4XW | 10 | 53 | — | — | Available |
| NA4XX | 10 | 55 | — | — | Available |
| NA4XY | 10 | 57 | — | — | Available |
| NA4XZ | 10 | 55 | — | — | Available |
| NA4YA | 10 | 51 | — | — | Available |
| NA4YB | 10 | 55 | — | — | Available |
| NA4YC | 10 | 57 | — | — | Available |
| NA4YD | 10 | 53 | — | — | Available |
| NA4YE | 10 | 47 | — | — | Available |
| NA4YF | 10 | 55 | — | — | Available |
| NA4YG | 9 | 55 | — | — | Available |
| NA4YH | 10 | 53 | — | — | Available |
| NA4YI | 11 | 49 | — | — | Available |
| NA4YJ | 11 | 59 | — | — | Available |
| NA4YK | 10 | 55 | — | — | Available |
| NA4YL | 10 | 55 | 2032-03-29 | — | Active (Vanity) |
| NA4YM | 9 | 53 | — | — | Available |
| NA4YN | 11 | 51 | — | — | Available |
| NA4YO | 10 | 57 | — | — | Available |
| NA4YP | 10 | 57 | — | — | Available |
| NA4YQ | 10 | 59 | — | — | Available |
| NA4YR | 11 | 53 | 2034-05-21 | — | Active (Vanity) |
| NA4YS | 11 | 51 | — | — | Available |
| NA4YT | 10 | 49 | — | — | Available |
| NA4YU | 11 | 53 | — | — | Available |
| NA4YV | 10 | 55 | — | — | Available |
| NA4YW | 10 | 55 | — | — | Available |
| NA4YX | 10 | 57 | — | — | Available |
| NA4YY | 10 | 59 | — | — | Available |
| NA4YZ | 10 | 57 | — | — | Available |
| NA4ZA | 10 | 49 | — | — | Available |
| NA4ZB | 10 | 53 | — | — | Available |
| NA4ZC | 10 | 55 | — | — | Available |
| NA4ZD | 10 | 51 | — | — | Available |
| NA4ZE | 10 | 45 | — | — | Available |
| NA4ZF | 10 | 53 | — | — | Available |
| NA4ZG | 9 | 53 | — | — | Available |
| NA4ZH | 10 | 51 | — | — | Available |
| NA4ZI | 11 | 47 | 2016-05-28 | 2018-05-29 | Available |
| NA4ZJ | 11 | 57 | — | — | Available |
| NA4ZK | 10 | 53 | — | — | Available |
| NA4ZL | 10 | 53 | — | — | Available |
| NA4ZM | 9 | 51 | — | — | Available |
| NA4ZN | 11 | 49 | — | — | Available |
| NA4ZO | 10 | 55 | — | — | Available |
| NA4ZP | 10 | 55 | — | — | Available |
| NA4ZQ | 10 | 57 | — | — | Available |
| NA4ZR | 11 | 51 | — | — | Available |
| NA4ZS | 11 | 49 | — | — | Available |
| NA4ZT | 10 | 47 | — | — | Available |
| NA4ZU | 11 | 51 | — | — | Available |
| NA4ZV | 10 | 53 | — | — | Available |
| NA4ZW | 10 | 53 | — | — | Available |
| NA4ZX | 10 | 55 | — | — | Available |
| NA4ZY | 10 | 57 | — | — | Available |
| NA4ZZ | 10 | 55 | — | — | Available |
| NB4AA | 10 | 47 | — | — | Available |
| NB4AB | 10 | 51 | — | — | Available |
| NB4AC | 10 | 53 | — | — | Available |
| NB4AD | 10 | 49 | — | — | Available |
| NB4AE | 10 | 43 | — | — | Available |
| NB4AF | 10 | 51 | — | — | Available |
| NB4AG | 9 | 51 | — | — | Available |
| NB4AH | 10 | 49 | 2036-10-02 | — | Active (Vanity) |
| NB4AI | 11 | 45 | — | — | Available |
| NB4AJ | 11 | 55 | — | — | Available |
| NB4AK | 10 | 51 | — | — | Available |
| NB4AL | 10 | 51 | — | — | Available |
| NB4AM | 9 | 49 | — | — | Available |
| NB4AN | 11 | 47 | — | — | Available |
| NB4AO | 10 | 53 | — | — | Available |
| NB4AP | 10 | 53 | 2015-01-31 | 2017-02-01 | Available |