District 4
2x2 Callsigns (100)
| Callsign | Phonetic | Morse | End Date | Available Date | Status |
|---|---|---|---|---|---|
| NR4BC | 11 | 55 | 2033-12-05 | — | Active (Vanity) |
| NR4BD | 11 | 51 | — | — | Available |
| NR4BE | 11 | 45 | — | — | Available |
| NR4BF | 11 | 53 | — | — | Available |
| NR4BG | 10 | 53 | — | — | Available |
| NR4BH | 11 | 51 | — | — | Available |
| NR4BI | 12 | 47 | — | — | Available |
| NR4BJ | 12 | 57 | — | — | Available |
| NR4BK | 11 | 53 | — | — | Available |
| NR4BL | 11 | 53 | — | — | Available |
| NR4BM | 10 | 51 | — | — | Available |
| NR4BN | 12 | 49 | — | — | Available |
| NR4BO | 11 | 55 | — | — | Available |
| NR4BP | 11 | 55 | — | — | Available |
| NR4BQ | 11 | 57 | — | — | Available |
| NR4BR | 12 | 51 | — | — | Available |
| NR4BS | 12 | 49 | — | — | Available |
| NR4BT | 11 | 47 | — | — | Available |
| NR4BU | 12 | 51 | — | — | Available |
| NR4BV | 11 | 53 | — | — | Available |
| NR4BW | 11 | 53 | — | — | Available |
| NR4BX | 11 | 55 | — | — | Available |
| NR4BY | 11 | 57 | — | — | Available |
| NR4BZ | 11 | 55 | — | — | Available |
| NR4CA | 11 | 51 | — | — | Available |
| NR4CB | 11 | 55 | 2030-08-03 | — | Active (Vanity) |
| NR4CC | 11 | 57 | — | — | Available |
| NR4CD | 11 | 53 | — | — | Available |
| NR4CE | 11 | 47 | — | — | Available |
| NR4CF | 11 | 55 | — | — | Available |
| NR4CG | 10 | 55 | — | — | Available |
| NR4CH | 11 | 53 | — | — | Available |
| NR4CI | 12 | 49 | — | — | Available |
| NR4CJ | 12 | 59 | — | — | Available |
| NR4CK | 11 | 55 | — | — | Available |
| NR4CL | 11 | 55 | — | — | Available |
| NR4CM | 10 | 53 | — | — | Available |
| NR4CN | 12 | 51 | — | — | Available |
| NR4CO | 11 | 57 | — | — | Available |
| NR4CP | 11 | 57 | — | — | Available |
| NR4CQ | 11 | 59 | 2013-11-14 | 2015-11-15 | Available |
| NR4CR | 12 | 53 | — | — | Available |
| NR4CS | 12 | 51 | — | — | Available |
| NR4CT | 11 | 49 | — | — | Available |
| NR4CU | 12 | 53 | — | — | Available |
| NR4CV | 11 | 55 | — | — | Available |
| NR4CW | 11 | 55 | 2036-03-14 | — | Active (Vanity) |
| NR4CX | 11 | 57 | — | — | Available |
| NR4CY | 11 | 59 | — | — | Available |
| NR4CZ | 11 | 57 | — | — | Available |
| NR4DA | 11 | 47 | — | — | Available |
| NR4DB | 11 | 51 | — | — | Available |
| NR4DC | 11 | 53 | — | — | Available |
| NR4DD | 11 | 49 | — | — | Available |
| NR4DE | 11 | 43 | — | — | Available |
| NR4DF | 11 | 51 | — | — | Available |
| NR4DG | 10 | 51 | — | — | Available |
| NR4DH | 11 | 49 | — | — | Available |
| NR4DI | 12 | 45 | — | — | Available |
| NR4DJ | 12 | 55 | — | — | Available |
| NR4DK | 11 | 51 | — | — | Available |
| NR4DL | 11 | 51 | 2031-09-15 | — | Active (Vanity) |
| NR4DM | 10 | 49 | — | — | Available |
| NR4DN | 12 | 47 | — | — | Available |
| NR4DO | 11 | 53 | — | — | Available |
| NR4DP | 11 | 53 | — | — | Available |
| NR4DQ | 11 | 55 | — | — | Available |
| NR4DR | 12 | 49 | 2028-12-30 | — | Active (Vanity) |
| NR4DS | 12 | 47 | — | — | Available |
| NR4DT | 11 | 45 | — | — | Available |
| NR4DU | 12 | 49 | — | — | Available |
| NR4DV | 11 | 51 | — | — | Available |
| NR4DW | 11 | 51 | 2027-07-03 | — | Active (Vanity) |
| NR4DX | 11 | 53 | 2034-10-28 | — | Active (Vanity) |
| NR4DY | 11 | 55 | — | — | Available |
| NR4DZ | 11 | 53 | — | — | Available |
| NR4EA | 11 | 41 | — | — | Available |
| NR4EB | 11 | 45 | — | — | Available |
| NR4EC | 11 | 47 | — | — | Available |
| NR4ED | 11 | 43 | — | — | Available |
| NR4EE | 11 | 37 | — | — | Available |
| NR4EF | 11 | 45 | — | — | Available |
| NR4EG | 10 | 45 | — | — | Available |
| NR4EH | 11 | 43 | — | — | Available |
| NR4EI | 12 | 39 | — | — | Available |
| NR4EJ | 12 | 49 | — | — | Available |
| NR4EK | 11 | 45 | — | — | Available |
| NR4EL | 11 | 45 | — | — | Available |
| NR4EM | 10 | 43 | — | — | Available |
| NR4EN | 12 | 41 | — | — | Available |
| NR4EO | 11 | 47 | — | — | Available |
| NR4EP | 11 | 47 | — | — | Available |
| NR4EQ | 11 | 49 | — | — | Available |
| NR4ER | 12 | 43 | — | — | Available |
| NR4ES | 12 | 41 | — | — | Available |
| NR4ET | 11 | 39 | — | — | Available |
| NR4EU | 12 | 43 | — | — | Available |
| NR4EV | 11 | 45 | — | — | Available |
| NR4EW | 11 | 45 | — | — | Available |
| NR4EX | 11 | 47 | — | — | Available |