District 4
2x2 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| NS4ZC | 11 | 55 | — | — | Available |
| NS4ZD | 11 | 51 | — | — | Available |
| NS4ZE | 11 | 45 | — | — | Available |
| NS4ZF | 11 | 53 | — | — | Available |
| NS4ZG | 10 | 53 | — | — | Available |
| NS4ZH | 11 | 51 | — | — | Available |
| NS4ZI | 12 | 47 | — | — | Available |
| NS4ZJ | 12 | 57 | — | — | Available |
| NS4ZK | 11 | 53 | — | — | Available |
| NS4ZL | 11 | 53 | — | — | Available |
| NS4ZM | 10 | 51 | 2034-02-15 | — | Active (Vanity) |
| NS4ZN | 12 | 49 | — | — | Available |
| NS4ZO | 11 | 55 | — | — | Available |
| NS4ZP | 11 | 55 | — | — | Available |
| NS4ZQ | 11 | 57 | — | — | Available |
| NS4ZR | 12 | 51 | — | — | Available |
| NS4ZS | 12 | 49 | — | — | Available |
| NS4ZT | 11 | 47 | — | — | Available |
| NS4ZU | 12 | 51 | — | — | Available |
| NS4ZV | 11 | 53 | — | — | Available |
| NS4ZW | 11 | 53 | — | — | Available |
| NS4ZX | 11 | 55 | — | — | Available |
| NS4ZY | 11 | 57 | — | — | Available |
| NS4ZZ | 11 | 55 | — | — | Available |
| NT4AA | 10 | 41 | 2026-08-16 | — | Active (Vanity) |
| NT4AB | 10 | 45 | — | — | Available |
| NT4AC | 10 | 47 | — | — | Available |
| NT4AD | 10 | 43 | — | — | Available |
| NT4AE | 10 | 37 | — | — | Available |
| NT4AF | 10 | 45 | — | — | Available |
| NT4AG | 9 | 45 | — | — | Available |
| NT4AH | 10 | 43 | — | — | Available |
| NT4AI | 11 | 39 | — | — | Available |
| NT4AJ | 11 | 49 | — | — | Available |
| NT4AK | 10 | 45 | — | — | Available |
| NT4AL | 10 | 45 | 2032-03-15 | — | Active (Vanity) |
| NT4AM | 9 | 43 | — | — | Available |
| NT4AN | 11 | 41 | — | — | Available |
| NT4AO | 10 | 47 | — | — | Available |
| NT4AP | 10 | 47 | — | — | Available |
| NT4AQ | 10 | 49 | — | — | Available |
| NT4AR | 11 | 43 | — | — | Available |
| NT4AS | 11 | 41 | — | — | Available |
| NT4AT | 10 | 39 | 2035-01-28 | — | Active (Vanity) |
| NT4AU | 11 | 43 | — | — | Available |
| NT4AV | 10 | 45 | — | — | Available |
| NT4AW | 10 | 45 | — | — | Available |
| NT4AX | 10 | 47 | — | — | Available |
| NT4AY | 10 | 49 | — | — | Available |
| NT4AZ | 10 | 47 | — | — | Available |
| NT4BA | 10 | 45 | — | — | Available |
| NT4BB | 10 | 49 | — | — | Available |
| NT4BC | 10 | 51 | — | — | Available |
| NT4BD | 10 | 47 | — | — | Available |
| NT4BE | 10 | 41 | — | — | Available |
| NT4BF | 10 | 49 | — | — | Available |
| NT4BG | 9 | 49 | 2036-06-24 | — | Active (Vanity) |
| NT4BH | 10 | 47 | — | — | Available |
| NT4BI | 11 | 43 | — | — | Available |
| NT4BJ | 11 | 53 | — | — | Available |
| NT4BK | 10 | 49 | — | — | Available |
| NT4BL | 10 | 49 | — | — | Available |
| NT4BM | 9 | 47 | — | — | Available |
| NT4BN | 11 | 45 | — | — | Available |
| NT4BO | 10 | 51 | — | — | Available |
| NT4BP | 10 | 51 | — | — | Available |
| NT4BQ | 10 | 53 | — | — | Available |
| NT4BR | 11 | 47 | — | — | Available |
| NT4BS | 11 | 45 | — | — | Available |
| NT4BT | 10 | 43 | — | — | Available |
| NT4BU | 11 | 47 | — | — | Available |
| NT4BV | 10 | 49 | — | — | Available |
| NT4BW | 10 | 49 | — | — | Available |
| NT4BX | 10 | 51 | 2027-07-07 | — | Active (Vanity) |
| NT4BY | 10 | 53 | — | — | Available |
| NT4BZ | 10 | 51 | — | — | Available |
| NT4CA | 10 | 47 | — | — | Available |
| NT4CB | 10 | 51 | — | — | Available |
| NT4CC | 10 | 53 | — | — | Available |
| NT4CD | 10 | 49 | — | — | Available |
| NT4CE | 10 | 43 | — | — | Available |
| NT4CF | 10 | 51 | — | — | Available |
| NT4CG | 9 | 51 | — | — | Available |
| NT4CH | 10 | 49 | — | — | Available |
| NT4CI | 11 | 45 | — | — | Available |
| NT4CJ | 11 | 55 | — | — | Available |
| NT4CK | 10 | 51 | — | — | Available |
| NT4CL | 10 | 51 | — | — | Available |
| NT4CM | 9 | 49 | — | — | Available |
| NT4CN | 11 | 47 | — | — | Available |
| NT4CO | 10 | 53 | — | — | Available |
| NT4CP | 10 | 53 | — | — | Available |
| NT4CQ | 10 | 55 | — | — | Available |
| NT4CR | 11 | 49 | — | — | Available |
| NT4CS | 11 | 47 | — | — | Available |
| NT4CT | 10 | 45 | — | — | Available |
| NT4CU | 11 | 49 | — | — | Available |
| NT4CV | 10 | 51 | — | — | Available |
| NT4CW | 10 | 51 | — | — | Available |
| NT4CX | 10 | 53 | — | — | Available |