PIN code 400020 belongs to Marine Lines S.O (Sub Post Office), located in Mumbai district, Maharashtra. It falls under the Western Postal Region and is served by 3 post offices in total.
| Post office | Type | Full name |
|---|---|---|
| Marine Lines S.O | SO | Sub Post Office |
| Churchgate SO | SO | Sub Post Office |
| Central Building SO | SO | Sub Post Office |
