District 4
2x2 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| WU4FW | 10 | 57 | — | — | Available |
| WU4FX | 10 | 59 | — | — | Available |
| WU4FY | 10 | 61 | — | — | Available |
| WU4FZ | 10 | 59 | — | — | Available |
| WU4GA | 9 | 53 | — | — | Available |
| WU4GB | 9 | 57 | — | — | Available |
| WU4GC | 9 | 59 | — | — | Available |
| WU4GD | 9 | 55 | — | — | Available |
| WU4GE | 9 | 49 | — | — | Available |
| WU4GF | 9 | 57 | — | — | Available |
| WU4GG | 8 | 57 | — | — | Available |
| WU4GH | 9 | 55 | — | — | Available |
| WU4GI | 10 | 51 | — | — | Available |
| WU4GJ | 10 | 61 | — | — | Available |
| WU4GK | 9 | 57 | — | — | Available |
| WU4GL | 9 | 57 | — | — | Available |
| WU4GM | 8 | 55 | — | — | Available |
| WU4GN | 10 | 53 | — | — | Available |
| WU4GO | 9 | 59 | — | — | Available |
| WU4GP | 9 | 59 | — | — | Available |
| WU4GQ | 9 | 61 | — | — | Available |
| WU4GR | 10 | 55 | — | — | Available |
| WU4GS | 10 | 53 | — | — | Available |
| WU4GT | 9 | 51 | — | — | Available |
| WU4GU | 10 | 55 | — | — | Available |
| WU4GV | 9 | 57 | — | — | Available |
| WU4GW | 9 | 57 | — | — | Available |
| WU4GX | 9 | 59 | — | — | Available |
| WU4GY | 9 | 61 | — | — | Available |
| WU4GZ | 9 | 59 | — | — | Available |
| WU4HA | 10 | 51 | — | — | Available |
| WU4HB | 10 | 55 | — | — | Available |
| WU4HC | 10 | 57 | — | — | Available |
| WU4HD | 10 | 53 | — | — | Available |
| WU4HE | 10 | 47 | — | — | Available |
| WU4HF | 10 | 55 | — | — | Available |
| WU4HG | 9 | 55 | — | — | Available |
| WU4HH | 10 | 53 | — | — | Available |
| WU4HI | 11 | 49 | — | — | Available |
| WU4HJ | 11 | 59 | — | — | Available |
| WU4HK | 10 | 55 | — | — | Available |
| WU4HL | 10 | 55 | — | — | Available |
| WU4HM | 9 | 53 | — | — | Available |
| WU4HN | 11 | 51 | — | — | Available |
| WU4HO | 10 | 57 | — | — | Available |
| WU4HP | 10 | 57 | — | — | Available |
| WU4HQ | 10 | 59 | — | — | Available |
| WU4HR | 11 | 53 | — | — | Available |
| WU4HS | 11 | 51 | — | — | Available |
| WU4HT | 10 | 49 | — | — | Available |
| WU4HU | 11 | 53 | — | — | Available |
| WU4HV | 10 | 55 | — | — | Available |
| WU4HW | 10 | 55 | — | — | Available |
| WU4HX | 10 | 57 | — | — | Available |
| WU4HY | 10 | 59 | — | — | Available |
| WU4HZ | 10 | 57 | — | — | Available |
| WU4IA | 11 | 47 | — | — | Available |
| WU4IB | 11 | 51 | — | — | Available |
| WU4IC | 11 | 53 | — | — | Available |
| WU4ID | 11 | 49 | — | — | Available |
| WU4IE | 11 | 43 | — | — | Available |
| WU4IF | 11 | 51 | — | — | Available |
| WU4IG | 10 | 51 | — | — | Available |
| WU4IH | 11 | 49 | — | — | Available |
| WU4II | 12 | 45 | — | — | Available |
| WU4IJ | 12 | 55 | — | — | Available |
| WU4IK | 11 | 51 | — | — | Available |
| WU4IL | 11 | 51 | — | — | Available |
| WU4IM | 10 | 49 | — | — | Available |
| WU4IN | 12 | 47 | — | — | Available |
| WU4IO | 11 | 53 | — | — | Available |
| WU4IP | 11 | 53 | — | — | Available |
| WU4IQ | 11 | 55 | — | — | Available |
| WU4IR | 12 | 49 | — | — | Available |
| WU4IS | 12 | 47 | — | — | Available |
| WU4IT | 11 | 45 | — | — | Available |
| WU4IU | 12 | 49 | — | — | Available |
| WU4IV | 11 | 51 | — | — | Available |
| WU4IW | 11 | 51 | — | — | Available |
| WU4IX | 11 | 53 | — | — | Available |
| WU4IY | 11 | 55 | — | — | Available |
| WU4IZ | 11 | 53 | — | — | Available |
| WU4JA | 11 | 57 | — | — | Available |
| WU4JB | 11 | 61 | — | — | Available |
| WU4JC | 11 | 63 | — | — | Available |
| WU4JD | 11 | 59 | — | — | Available |
| WU4JE | 11 | 53 | — | — | Available |
| WU4JF | 11 | 61 | — | — | Available |
| WU4JG | 10 | 61 | — | — | Available |
| WU4JH | 11 | 59 | — | — | Available |
| WU4JI | 12 | 55 | — | — | Available |
| WU4JJ | 12 | 65 | — | — | Available |
| WU4JK | 11 | 61 | — | — | Available |
| WU4JL | 11 | 61 | — | — | Available |
| WU4JM | 10 | 59 | — | — | Available |
| WU4JN | 12 | 57 | — | — | Available |
| WU4JO | 11 | 63 | — | — | Available |
| WU4JP | 11 | 63 | — | — | Available |
| WU4JQ | 11 | 65 | — | — | Available |
| WU4JR | 12 | 59 | — | — | Available |