Sec. 1, Chengxi St. Postal Information
| Postal Code | Coverage Range | Department | |
|---|---|---|---|
| 709031 | 單 59號以下 | View Details | |
| 709016 | 61巷全 | View Details | |
| 709031 | 單 63號至 179號 | View Details | |
| 709016 | 181巷全 | View Details | |
| 709031 | 單 183號至 213號 | View Details | |
| 709016 | 215巷全 | View Details | |
| 709031 | 單 217號以上 | View Details | |
| 709031 | 雙全 | View Details |