| Postal/ZIP Codes in Khu 1, Quảng Ninh) |
202210, 202211, 202241, 202242, 202243, … |
| Postal/ZIP Codes in Khu 2, Quảng Ninh) |
202212, 202213, 202214, 202215, 202219, … |
| Postal/ZIP Codes in Khu 3a, Quảng Ninh) |
202216, 202217, 202218, 202220, 202990, … |
| Postal/ZIP Codes in Khu 3b, Quảng Ninh) |
202221, 202222, 202223, 202224, 202995, … |
| Postal/ZIP Codes in Khu 4, Quảng Ninh) |
202225, 202226, 202227, 202228, 202229, … |
| Postal/ZIP Codes in Khu 5, Quảng Ninh) |
202200, 202201, 202202, 202203, 202204, … |
| Postal/ZIP Codes in Khu 6, Quảng Ninh) |
202190, 202191, 202192, 202193, 202194, … |
| Postal/ZIP Codes in Yết Kiêu, Quảng Ninh) |
202209 |