| prefix | entity | cont | ITU zone | CQ zone | GL |
| B | China | AS | 33, 42, 43, 44 | 23, 24 | OM16 |
| JT-JV | Mongolia | AS | 32, 33 | 23 | ON37 |
| UA-UI8,9,0 RA-RZ | Asiatic Russia | AS | 20, 21, 22, 23, 24, 25, 26, 30, 31, 32, 33, 34, 35, 75 | 16, 17, 18, 19, 23 | NO71 |
| 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 |