District 4
2x2 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| NN4ZG | 10 | 53 | — | — | Available |
| NN4ZH | 11 | 51 | — | — | Available |
| NN4ZI | 12 | 47 | — | — | Available |
| NN4ZJ | 12 | 57 | — | — | Available |
| NN4ZK | 11 | 53 | — | — | Available |
| NN4ZL | 11 | 53 | — | — | Available |
| NN4ZM | 10 | 51 | — | — | Available |
| NN4ZN | 12 | 49 | — | — | Available |
| NN4ZO | 11 | 55 | — | — | Available |
| NN4ZP | 11 | 55 | — | — | Available |
| NN4ZQ | 11 | 57 | — | — | Available |
| NN4ZR | 12 | 51 | — | — | Available |
| NN4ZS | 12 | 49 | — | — | Available |
| NN4ZT | 11 | 47 | — | — | Available |
| NN4ZU | 12 | 51 | — | — | Available |
| NN4ZV | 11 | 53 | — | — | Available |
| NN4ZW | 11 | 53 | — | — | Available |
| NN4ZX | 11 | 55 | — | — | Available |
| NN4ZY | 11 | 57 | — | — | Available |
| NN4ZZ | 11 | 55 | 2036-12-15 | — | Active (Vanity) |
| NO4AA | 10 | 49 | 2027-09-17 | — | Active (Vanity) |
| NO4AB | 10 | 53 | — | — | Available |
| NO4AC | 10 | 55 | — | — | Available |
| NO4AD | 10 | 51 | — | — | Available |
| NO4AE | 10 | 45 | — | — | Available |
| NO4AF | 10 | 53 | — | — | Available |
| NO4AG | 9 | 53 | — | — | Available |
| NO4AH | 10 | 51 | 2032-07-28 | — | Active (Vanity) |
| NO4AI | 11 | 47 | — | — | Available |
| NO4AJ | 11 | 57 | — | — | Available |
| NO4AK | 10 | 53 | — | — | Available |
| NO4AL | 10 | 53 | 2026-10-11 | — | Active (Vanity) |
| NO4AM | 9 | 51 | — | — | Available |
| NO4AN | 11 | 49 | — | — | Available |
| NO4AO | 10 | 55 | — | — | Available |
| NO4AP | 10 | 55 | — | — | Available |
| NO4AQ | 10 | 57 | — | — | Available |
| NO4AR | 11 | 51 | — | — | Available |
| NO4AS | 11 | 49 | — | — | Available |
| NO4AT | 10 | 47 | — | — | Available |
| NO4AU | 11 | 51 | — | — | Available |
| NO4AV | 10 | 53 | — | — | Available |
| NO4AW | 10 | 53 | — | — | Available |
| NO4AX | 10 | 55 | — | — | Available |
| NO4AY | 10 | 57 | — | — | Available |
| NO4AZ | 10 | 55 | — | — | Available |
| NO4BA | 10 | 53 | — | — | Available |
| NO4BB | 10 | 57 | — | — | Available |
| NO4BC | 10 | 59 | — | — | Available |
| NO4BD | 10 | 55 | — | — | Available |
| NO4BE | 10 | 49 | — | — | Available |
| NO4BF | 10 | 57 | — | — | Available |
| NO4BG | 9 | 57 | — | — | Available |
| NO4BH | 10 | 55 | — | — | Available |
| NO4BI | 11 | 51 | — | — | Available |
| NO4BJ | 11 | 61 | — | — | Available |
| NO4BK | 10 | 57 | — | — | Available |
| NO4BL | 10 | 57 | — | — | Available |
| NO4BM | 9 | 55 | — | — | Available |
| NO4BN | 11 | 53 | — | — | Available |
| NO4BO | 10 | 59 | — | — | Available |
| NO4BP | 10 | 59 | — | — | Available |
| NO4BQ | 10 | 61 | — | — | Available |
| NO4BR | 11 | 55 | — | — | Available |
| NO4BS | 11 | 53 | — | — | Available |
| NO4BT | 10 | 51 | — | — | Available |
| NO4BU | 11 | 55 | — | — | Available |
| NO4BV | 10 | 57 | — | — | Available |
| NO4BW | 10 | 57 | — | — | Available |
| NO4BX | 10 | 59 | — | — | Available |
| NO4BY | 10 | 61 | — | — | Available |
| NO4BZ | 10 | 59 | — | — | Available |
| NO4CA | 10 | 55 | — | — | Available |
| NO4CB | 10 | 59 | — | — | Available |
| NO4CC | 10 | 61 | — | — | Available |
| NO4CD | 10 | 57 | — | — | Available |
| NO4CE | 10 | 51 | — | — | Available |
| NO4CF | 10 | 59 | — | — | Available |
| NO4CG | 9 | 59 | — | — | Available |
| NO4CH | 10 | 57 | — | — | Available |
| NO4CI | 11 | 53 | — | — | Available |
| NO4CJ | 11 | 63 | — | — | Available |
| NO4CK | 10 | 59 | — | — | Available |
| NO4CL | 10 | 59 | — | — | Available |
| NO4CM | 9 | 57 | — | — | Available |
| NO4CN | 11 | 55 | — | — | Available |
| NO4CO | 10 | 61 | — | — | Available |
| NO4CP | 10 | 61 | — | — | Available |
| NO4CQ | 10 | 63 | — | — | Available |
| NO4CR | 11 | 57 | — | — | Available |
| NO4CS | 11 | 55 | — | — | Available |
| NO4CT | 10 | 53 | — | — | Available |
| NO4CU | 11 | 57 | — | — | Available |
| NO4CV | 10 | 59 | — | — | Available |
| NO4CW | 10 | 59 | — | — | Available |
| NO4CX | 10 | 61 | — | — | Available |
| NO4CY | 10 | 63 | — | — | Available |
| NO4CZ | 10 | 61 | — | — | Available |
| NO4DA | 10 | 51 | — | — | Available |
| NO4DB | 10 | 55 | 2018-07-06 | 2020-07-07 | Available |