| Postal Code information | |
|---|---|
| Place | Quan Hoa |
| Post Code | 122001, 122002, 122003, 122004, 122005, 122006, 122007, 122008, 122009, 122010, 122011, 122012, 122013, 122014, 122015, 122016, 122017, 122018, 122019, 122039 |
| County | Quan Hoa |
| State | Đồng Bằng Sông Hồng |
| Time zone | Asia/Ho_Chi_Minh |