| Office Name | Cossipore Gun Factory S.O |
| Pincodes | 700002 |
| Area | Cossipore Gun Factory |
| Office Status | Sub Post Office |
| Postal Circle | West Bengal |
| Postal Division | Kolkata North |
| Postal Region | Calcutta |
| District | Kolkata |
| State | West Bengal |
| Telephone No. | 033-25571432 |
| Office Name | Cossipore H.O |
| Pincodes | 700002 |
| Area | Cossipore |
| Office Status | Branch Post Office |
| Postal Circle | West Bengal |
| Postal Division | Kolkata North |
| Postal Region | Calcutta |
| District | Kolkata |
| State | West Bengal |
| Telephone No. | 033-25465677 |
| Office Name | Indian Research S.O |
| Pincodes | 700002 |
| Area | Indian Research |
| Office Status | Sub Post Office |
| Postal Circle | West Bengal |
| Postal Division | Kolkata North |
| Postal Region | Calcutta |
| District | Kolkata |
| State | West Bengal |
| Telephone No. | 033-25571250 |
| Office Name | Kolkata Armed Police S.O |
| Pincodes | 700002 |
| Area | Kolkata Armed Police |
| Office Status | Sub Post Office |
| Postal Circle | West Bengal |
| Postal Division | Kolkata North |
| Postal Region | Calcutta |
| District | Kolkata |
| State | West Bengal |
| Telephone No. | 033-25323756 |
| Office Name | Paikapara S.O |
| Pincodes | 700002 |
| Area | Paikapara |
| Office Status | Sub Post Office |
| Postal Circle | West Bengal |
| Postal Division | Kolkata North |
| Postal Region | Calcutta |
| District | Kolkata |
| State | West Bengal |
| Telephone No. | 033-25466681 |
| Office Name | Postal Stores Depot S.O |
| Pincodes | 700002 |
| Area | Postal Stores Depot |
| Office Status | Sub Post Office |
| Postal Circle | West Bengal |
| Postal Division | Kolkata North |
| Postal Region | Calcutta |
| District | Kolkata |
| State | West Bengal |
| Telephone No. | 033-25326131 |
| Office Name | Satchasipara S.O |
| Pincodes | 700002 |
| Area | Satchasipara |
| Office Status | Sub Post Office |
| Postal Circle | West Bengal |
| Postal Division | Kolkata North |
| Postal Region | Calcutta |
| District | Kolkata |
| State | West Bengal |
| Telephone No. | 033-25772500 |
| Office Name | Tala S.O |
| Pincodes | 700002 |
| Area | Tala |
| Office Status | Sub Post Office |
| Postal Circle | West Bengal |
| Postal Division | Kolkata North |
| Postal Region | Calcutta |
| District | Kolkata |
| State | West Bengal |
| Telephone No. | 033-28730692 |