In Kolkata district, West Bengal, PIN code 700004 is anchored by Shyambazar Mail SO, a Sub Post Office. Mail addressed to this code is sorted through the Eastern Postal Region, across 3 listed offices.
| Post office | Type | Full name |
|---|---|---|
| Shyambazar Mail SO | SO | Sub Post Office |
| RGKar Medical College SO | SO | Sub Post Office |
| Ultadanga SO | SO | Sub Post Office |
