District 4
2x2 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| NU4DW | 11 | 51 | — | — | Available |
| NU4DX | 11 | 53 | — | — | Available |
| NU4DY | 11 | 55 | — | — | Available |
| NU4DZ | 11 | 53 | — | — | Available |
| NU4EA | 11 | 41 | — | — | Available |
| NU4EB | 11 | 45 | — | — | Available |
| NU4EC | 11 | 47 | — | — | Available |
| NU4ED | 11 | 43 | — | — | Available |
| NU4EE | 11 | 37 | — | — | Available |
| NU4EF | 11 | 45 | — | — | Available |
| NU4EG | 10 | 45 | — | — | Available |
| NU4EH | 11 | 43 | — | — | Available |
| NU4EI | 12 | 39 | — | — | Available |
| NU4EJ | 12 | 49 | — | — | Available |
| NU4EK | 11 | 45 | — | — | Available |
| NU4EL | 11 | 45 | — | — | Available |
| NU4EM | 10 | 43 | — | — | Available |
| NU4EN | 12 | 41 | — | — | Available |
| NU4EO | 11 | 47 | — | — | Available |
| NU4EP | 11 | 47 | — | — | Available |
| NU4EQ | 11 | 49 | — | — | Available |
| NU4ER | 12 | 43 | — | — | Available |
| NU4ES | 12 | 41 | — | — | Available |
| NU4ET | 11 | 39 | — | — | Available |
| NU4EU | 12 | 43 | — | — | Available |
| NU4EV | 11 | 45 | — | — | Available |
| NU4EW | 11 | 45 | — | — | Available |
| NU4EX | 11 | 47 | — | — | Available |
| NU4EY | 11 | 49 | — | — | Available |
| NU4EZ | 11 | 47 | — | — | Available |
| NU4FA | 11 | 49 | — | — | Available |
| NU4FB | 11 | 53 | — | — | Available |
| NU4FC | 11 | 55 | — | — | Available |
| NU4FD | 11 | 51 | — | — | Available |
| NU4FE | 11 | 45 | — | — | Available |
| NU4FF | 11 | 53 | — | — | Available |
| NU4FG | 10 | 53 | — | — | Available |
| NU4FH | 11 | 51 | — | — | Available |
| NU4FI | 12 | 47 | — | — | Available |
| NU4FJ | 12 | 57 | — | — | Available |
| NU4FK | 11 | 53 | — | — | Available |
| NU4FL | 11 | 53 | — | — | Available |
| NU4FM | 10 | 51 | — | — | Available |
| NU4FN | 12 | 49 | — | — | Available |
| NU4FO | 11 | 55 | — | — | Available |
| NU4FP | 11 | 55 | — | — | Available |
| NU4FQ | 11 | 57 | — | — | Available |
| NU4FR | 12 | 51 | — | — | Available |
| NU4FS | 12 | 49 | — | — | Available |
| NU4FT | 11 | 47 | — | — | Available |
| NU4FU | 12 | 51 | — | — | Available |
| NU4FV | 11 | 53 | — | — | Available |
| NU4FW | 11 | 53 | — | — | Available |
| NU4FX | 11 | 55 | — | — | Available |
| NU4FY | 11 | 57 | — | — | Available |
| NU4FZ | 11 | 55 | — | — | Available |
| NU4GA | 10 | 49 | — | — | Available |
| NU4GB | 10 | 53 | — | — | Available |
| NU4GC | 10 | 55 | — | — | Available |
| NU4GD | 10 | 51 | — | — | Available |
| NU4GE | 10 | 45 | — | — | Available |
| NU4GF | 10 | 53 | — | — | Available |
| NU4GG | 9 | 53 | — | — | Available |
| NU4GH | 10 | 51 | — | — | Available |
| NU4GI | 11 | 47 | — | — | Available |
| NU4GJ | 11 | 57 | — | — | Available |
| NU4GK | 10 | 53 | — | — | Available |
| NU4GL | 10 | 53 | — | — | Available |
| NU4GM | 9 | 51 | — | — | Available |
| NU4GN | 11 | 49 | — | — | Available |
| NU4GO | 10 | 55 | — | — | Available |
| NU4GP | 10 | 55 | — | — | Available |
| NU4GQ | 10 | 57 | — | — | Available |
| NU4GR | 11 | 51 | — | — | Available |
| NU4GS | 11 | 49 | — | — | Available |
| NU4GT | 10 | 47 | — | — | Available |
| NU4GU | 11 | 51 | — | — | Available |
| NU4GV | 10 | 53 | — | — | Available |
| NU4GW | 10 | 53 | — | — | Available |
| NU4GX | 10 | 55 | — | — | Available |
| NU4GY | 10 | 57 | — | — | Available |
| NU4GZ | 10 | 55 | — | — | Available |
| NU4HA | 11 | 47 | — | — | Available |
| NU4HB | 11 | 51 | — | — | Available |
| NU4HC | 11 | 53 | — | — | Available |
| NU4HD | 11 | 49 | — | — | Available |
| NU4HE | 11 | 43 | — | — | Available |
| NU4HF | 11 | 51 | — | — | Available |
| NU4HG | 10 | 51 | — | — | Available |
| NU4HH | 11 | 49 | — | — | Available |
| NU4HI | 12 | 45 | — | — | Available |
| NU4HJ | 12 | 55 | — | — | Available |
| NU4HK | 11 | 51 | — | — | Available |
| NU4HL | 11 | 51 | — | — | Available |
| NU4HM | 10 | 49 | — | — | Available |
| NU4HN | 12 | 47 | — | — | Available |
| NU4HO | 11 | 53 | — | — | Available |
| NU4HP | 11 | 53 | — | — | Available |
| NU4HQ | 11 | 55 | — | — | Available |
| NU4HR | 12 | 49 | — | — | Available |