| Office Name | Gandhinagar Sector 21 S.O |
| Pincodes | 382021 |
| Area | Gandhinagar Sector 21 |
| Office Status | Sub Post Office |
| Postal Circle | Gujarat |
| Postal Division | Gandhinagar |
| Postal Region | Ahmedabad Hq |
| District | Gandhi Nagar |
| State | Gujarat |
| Telephone No. | 079-23220579 |