Heilongjiang
Facilities and Services
| City | Area Code | Zip Code |
| Daqing | 459 | 163000 |
| Daxing'anling | 457 | 165000 |
| Harbin* | 451 | 150000 |
| Hegang | 468 | 154100 |
| Heihe | 456 | 164300 |
| Jiamusi | 454 | 154000 |
| Jixi | 467 | 158100 |
| Mudanjiang | 453 | 157000 |
| Qiqihar | 452 | 161000 |
| Qitaihe | 464 | 154600 |
| Shuangyashan | 469 | 155100 |
| Suihua | 455 | 152000 |
| Yichun | 458 | 153000 |
A list of Dialing and ZIP codes for major cities in Heilongjiang.