The Pin Code of Birnagar is 854102. Get more details along with the Pin Code of Birnagar. Birnagar is located in Purnia district in Bihar. 854102 is the pincode (Postal code) of Birnagar.
| Location | Pincode | State | District |
| Birnagar | 854102 | Bihar | Purnia |
| Location | Pincode | State | District |
| Harpatti | 854102 | Bihar | Purnia |
| Akartapa | 854102 | Bihar | Purnia |
| Bhargama | 854102 | Bihar | Purnia |
| Chopra Ram nagar | 854102 | Bihar | Purnia |