| District Name | Postal Office Count |
|---|---|
| Kolkata | 241 |
| North 24 Parganas | 646 |
| South 24 Parganas | 785 |
| Birbhum | 476 |
| Murshidabad | 578 |
| Nadia | 458 |
| Cooch Behar | 297 |
| Jalpaiguri | 369 |
| Darjiling | 216 |
| Malda | 338 |
| South Dinajpur | 160 |
| North Dinajpur | 208 |
| Bardhaman | 729 |
| Bankura | 512 |
| West Midnapore | 790 |
| East Midnapore | 629 |
| Hooghly | 504 |
| Howrah | 346 |
| Medinipur | 1 |
| Puruliya | 443 |