| Postal Code information | |
|---|---|
| Place | Đồng Sơn |
| Post Code | 511241, 511242, 511243, 511244, 511245, 511246, 511247, 511248, 511249, 511250, 511251, 511252, 511253, 511254, 511255, 511256, 511257, 511258, 511259 |
| County | Đồng Sơn |
| State | Bắc Trung Bộ |
| Time zone | Asia/Ho_Chi_Minh |