PIN code 400004 – Mumbai, Maharashtra
400004 is the PIN code of 5 post offices in Mumbai district, Maharashtra, served by the Ambewadi S.O (Mumbai) sub office.
| Post office | Type | Delivery | Division |
|---|---|---|---|
| Ambewadi S.O (Mumbai)Map | Post office | No | Mumbai City South Division |
| Chaupati S.OMap | Post office | No | Mumbai City South Division |
| Girgaon S.OMap | Post office | Yes | Mumbai City South Division |
| Madhavbaug S.OMap | Post office | No | Mumbai City South Division |
| Opera House S.OMap | Post office | No | Mumbai City South Division |
Source: India Post PIN code directory (Open Government Data). Branch offices usually get mail through their sub or head office.