Area Codes in Changchun
| Area Code▲ | City↕ | Administrative Region↕ | City Population↕ | Country/Region | Timezone |
|---|---|---|---|---|---|
| 431 | Changchun | Jilin | 4,193,073 | China | Asia/Harbin |
Nearby Cities
| City | Region | Country | Population | Area Codes | Postal Codes |
|---|---|---|---|---|---|
| Jilin City | Jilin | China | 1,881,977 | 432 | 132000, 132001, 132002, 132011 |
| Liaoyuan | Jilin | China | 465,249 | 437 | 136200, 136201, 136600, 136609 |
| Meihekou | Jilin | China | 99,419 | 435 | 135000 |
| Siping, Jilin | Jilin | China | 555,609 | 434 | 136000, 136001, 136500 |
| Xifeng | Liaoning | China | 61,087 | 8638, 934 | 112400, 112402 |