Post offices and branch post offices present in Lawngtlai district of Mizoram state. There are 27 Post Offices located in the district. List of Pin code of all the places in Lawngtlai is listed below.
| Post Office | Taluk | District | PIN Code |
|---|---|---|---|
| Balhlakawn B.O | Lawngtlai | Lawngtlai | 796891 |
| Bungtlang 'S' B.O | Lawngtlai | Lawngtlai | 796891 |
| Chamdur B.O | Lawngtlai | Lawngtlai | 796891 |
| Cheural B.O | Sangau | Lawngtlai | 796901 |
| Diltlang B.O | Lawngtlai | Lawngtlai | 796891 |
| Kamalanagar S.O (LawngtlB.O | Chawngte | Lawngtlai | 796770 |
| Karlui B.O | Lawngtlai | Lawngtlai | 796891 |
| Kawlchaw 'W' B.O | Lawngtlai | Lawngtlai | 796891 |
| Lawngtlai S.O | Lawngtlai | Lawngtlai | 796891 |
| Lungtian B.O | Sangau | Lawngtlai | 796901 |
| Mampui B.O | Lawngtlai | Lawngtlai | 796891 |
| Mualbukawn B.O | Lawngtlai | Lawngtlai | 796891 |
| New Jagnasury B.O | Lawngtlai | Lawngtlai | 796891 |
| Ngengpuikai B.O | Lawngtlai | Lawngtlai | 796891 |
| Paithar B.O | Lawngtlai | Lawngtlai | 796891 |
| Pangkhua B.O | Sangau | Lawngtlai | 796901 |
| Parva B.O | Lawngtlai | Lawngtlai | 796891 |
| Rulkual B.O | Lawngtlai | Lawngtlai | 796891 |
| Sabualtlang B.O | Lawngtlai | Lawngtlai | 796891 |
| Saizawh B.O | Lawngtlai | Lawngtlai | 796770 |
| Sangau B.O | Sangau | Lawngtlai | 796901 |
| Tuisentlang B.O | Lawngtlai | Lawngtlai | 796891 |
| Tuithumhnar B.O | Lawngtlai | Lawngtlai | 796891 |
| Udaisury B.O | Chawngte | Lawngtlai | 796770 |
| Udalthana B.O | Chawngte | Lawngtlai | 796770 |
| Vaseitlang B.O | Lawngtlai | Lawngtlai | 796891 |
| Vathuampui B.O | Lawngtlai | Lawngtlai | 796891 |