| District | Post Code |
|---|---|
| Dhaka | 1000 |
| Gazipur | 1700 |
| Narayanganj | 1400 |
| Narsingdi | 1600 |
| Munshiganj | 1500 |
| Manikganj | 1800 |
| Tangail | 1900 |
| Kishoreganj | 2300 |
| Faridpur | 7800 |
| Madaripur | 7900 |
| Rajbari | 7700 |
| Gopalganj | 8100 |
| Shariatpur | 8000 |
Dhaka is the capital city of Bangladesh and one of the busiest postal regions in the country. The Dhaka GPO postal code is 1000, which is widely used for central mail distribution.