District 4
2x2 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| NX4CU | 11 | 57 | — | — | Available |
| NX4CV | 10 | 59 | — | — | Available |
| NX4CW | 10 | 59 | — | — | Available |
| NX4CX | 10 | 61 | — | — | Available |
| NX4CY | 10 | 63 | — | — | Available |
| NX4CZ | 10 | 61 | — | — | Available |
| NX4DA | 10 | 51 | — | — | Available |
| NX4DB | 10 | 55 | — | — | Available |
| NX4DC | 10 | 57 | — | — | Available |
| NX4DD | 10 | 53 | — | — | Available |
| NX4DE | 10 | 47 | — | — | Available |
| NX4DF | 10 | 55 | — | — | Available |
| NX4DG | 9 | 55 | 2014-10-28 | 2016-10-29 | Available |
| NX4DH | 10 | 53 | — | — | Available |
| NX4DI | 11 | 49 | — | — | Available |
| NX4DJ | 11 | 59 | — | — | Available |
| NX4DK | 10 | 55 | — | — | Available |
| NX4DL | 10 | 55 | — | — | Available |
| NX4DM | 9 | 53 | — | — | Available |
| NX4DN | 11 | 51 | 2034-11-15 | — | Active (Vanity) |
| NX4DO | 10 | 57 | — | — | Available |
| NX4DP | 10 | 57 | 2031-04-07 | — | Active (Vanity) |
| NX4DQ | 10 | 59 | — | — | Available |
| NX4DR | 11 | 53 | — | — | Available |
| NX4DS | 11 | 51 | — | — | Available |
| NX4DT | 10 | 49 | — | — | Available |
| NX4DU | 11 | 53 | — | — | Available |
| NX4DV | 10 | 55 | — | — | Available |
| NX4DW | 10 | 55 | — | — | Available |
| NX4DX | 10 | 57 | 2035-05-06 | — | Active (Vanity) |
| NX4DY | 10 | 59 | — | — | Available |
| NX4DZ | 10 | 57 | 2030-08-04 | — | Active (Vanity) |
| NX4EA | 10 | 45 | — | — | Available |
| NX4EB | 10 | 49 | — | — | Available |
| NX4EC | 10 | 51 | — | — | Available |
| NX4ED | 10 | 47 | — | — | Available |
| NX4EE | 10 | 41 | — | — | Available |
| NX4EF | 10 | 49 | — | — | Available |
| NX4EG | 9 | 49 | — | — | Available |
| NX4EH | 10 | 47 | — | — | Available |
| NX4EI | 11 | 43 | — | — | Available |
| NX4EJ | 11 | 53 | — | — | Available |
| NX4EK | 10 | 49 | — | — | Available |
| NX4EL | 10 | 49 | — | — | Available |
| NX4EM | 9 | 47 | — | — | Available |
| NX4EN | 11 | 45 | — | — | Available |
| NX4EO | 10 | 51 | — | — | Available |
| NX4EP | 10 | 51 | — | — | Available |
| NX4EQ | 10 | 53 | — | — | Available |
| NX4ER | 11 | 47 | — | — | Available |
| NX4ES | 11 | 45 | — | — | Available |
| NX4ET | 10 | 43 | — | — | Available |
| NX4EU | 11 | 47 | — | — | Available |
| NX4EV | 10 | 49 | — | — | Available |
| NX4EW | 10 | 49 | — | — | Available |
| NX4EX | 10 | 51 | — | — | Available |
| NX4EY | 10 | 53 | — | — | Available |
| NX4EZ | 10 | 51 | — | — | Available |
| NX4FA | 10 | 53 | — | — | Available |
| NX4FB | 10 | 57 | — | — | Available |
| NX4FC | 10 | 59 | — | — | Available |
| NX4FD | 10 | 55 | — | — | Available |
| NX4FE | 10 | 49 | — | — | Available |
| NX4FF | 10 | 57 | — | — | Available |
| NX4FG | 9 | 57 | — | — | Available |
| NX4FH | 10 | 55 | — | — | Available |
| NX4FI | 11 | 51 | — | — | Available |
| NX4FJ | 11 | 61 | — | — | Available |
| NX4FK | 10 | 57 | — | — | Available |
| NX4FL | 10 | 57 | — | — | Available |
| NX4FM | 9 | 55 | — | — | Available |
| NX4FN | 11 | 53 | — | — | Available |
| NX4FO | 10 | 59 | — | — | Available |
| NX4FP | 10 | 59 | — | — | Available |
| NX4FQ | 10 | 61 | — | — | Available |
| NX4FR | 11 | 55 | — | — | Available |
| NX4FS | 11 | 53 | — | — | Available |
| NX4FT | 10 | 51 | — | — | Available |
| NX4FU | 11 | 55 | — | — | Available |
| NX4FV | 10 | 57 | — | — | Available |
| NX4FW | 10 | 57 | — | — | Available |
| NX4FX | 10 | 59 | — | — | Available |
| NX4FY | 10 | 61 | — | — | Available |
| NX4FZ | 10 | 59 | — | — | Available |
| NX4GA | 9 | 53 | — | — | Available |
| NX4GB | 9 | 57 | — | — | Available |
| NX4GC | 9 | 59 | — | — | Available |
| NX4GD | 9 | 55 | — | — | Available |
| NX4GE | 9 | 49 | — | — | Available |
| NX4GF | 9 | 57 | — | — | Available |
| NX4GG | 8 | 57 | — | — | Available |
| NX4GH | 9 | 55 | — | — | Available |
| NX4GI | 10 | 51 | — | — | Available |
| NX4GJ | 10 | 61 | — | — | Available |
| NX4GK | 9 | 57 | — | — | Available |
| NX4GL | 9 | 57 | — | — | Available |
| NX4GM | 8 | 55 | — | — | Available |
| NX4GN | 10 | 53 | — | — | Available |
| NX4GO | 9 | 59 | — | — | Available |
| NX4GP | 9 | 59 | — | — | Available |