| prefix | entity | cont | ITU zone | CQ zone | GL |
| 4W | Timor-Leste | OC | 54 | 28 | PI21 |
| 9M2, 4 | West Malaysia | AS | 54 | 28 | OJ03 |
| 9M6, 8 | East Malaysia | OC | 54 | 28 | OJ85 |
| 9V | Singapore | AS | 54 | 28 | OJ11 |
| H4 | Solomon Is. | OC | 51 | 28 | QI90 |
| P2 | Papua New Guinea | OC | 51 | 28 | QI30 |
| V8 | Brunei Darussalam | OC | 54 | 28 | OJ74 |
| YB-YH | Indonesia | OC | 51, 54 | 28 | OI33 |
| zone 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
| 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 |
| 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 |
| 31 | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | 40 |