| Post office | N.S.Building S.O |
| Pin code | 744101 |
| Office type | S.O |
| Taluk / city | Portblair |
| District name | South Andaman |
| State name | Andaman & Nicobar Islands |
| Delivery status | Non-Delivery |
| Division name | A - N Islands |
| Region name | Calcutta HQ |
| Circle name | West Bengal |
| Related sub office | NA |
| Related head office | Port Blair H.O |
| Pincode | Post office name | City | District | State |
|---|---|---|---|---|
| 744101 | Port Blair H.O | Port Blair | South Andaman | Andaman & Nicobar Islands |
| 744101 | Marine Jetty S.O | Portblair | South Andaman | Andaman & Nicobar Islands |
| 744101 | N.S.Building S.O | Portblair | South Andaman | Andaman & Nicobar Islands |