| Post office | Kalgigaj B.O |
| Pin code | 813203 |
| Office type | B.O |
| Taluk / city | Kahalgoan |
| District name | Bhagalpur |
| State name | Bihar |
| Delivery status | Delivery |
| Division name | Bhagalpur |
| Region name | Patna HQ |
| Circle name | Bihar |
| Related sub office | Kahalgaon S.O |
| Related head office | Bhagalpur H.O |
| Pincode | Post office name | City | District | State |
|---|---|---|---|---|
| 813203 | Kahalgaon S.O | Kahalgaon | Bhagalpur | Bihar |
| 813203 | Lalapur Bhader B.O | Kahalgaon | Bhagalpur | Bihar |
| 813203 | Mahesh Munda B.O | Kahalgaon | Bhagalpur | Bihar |
| 813203 | Sangitbaita B.O | Kahalgaon | Bhagalpur | Bihar |
| 813203 | Shobnathpur B.O | Kahalgaon | Bhagalpur | Bihar |
| 813203 | Bhawanipur B.O | Kahalgoan | Bhagalpur | Bihar |
| 813203 | Kalgigaj B.O | Kahalgoan | Bhagalpur | Bihar |
| 813203 | Kasri B.O | Kahalgoan | Bhagalpur | Bihar |
| 813203 | Patharghatta B.O | Kahalgoan | Bhagalpur | Bihar |