| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Rajban, Darbhanga) | 847102 |
| Postal/ZIP Codes in Rampur, Darbhanga) | 847102 |
| Postal/ZIP Codes in Ranipur, Darbhanga) | 847102 |
| Postal/ZIP Codes in Samada, Darbhanga) | 847223 |
| Postal/ZIP Codes in Shahpur, Darbhanga) | 847102 |
| Postal/ZIP Codes in Shivnagar, Darbhanga) | 847102 |
| Postal/ZIP Codes in Sohroul, Darbhanga) | 847223 |
| Postal/ZIP Codes in Sonhauli, Darbhanga) | 847102 |
| Postal/ZIP Codes in Uchaith, Darbhanga) | 847223 |
| Postal/ZIP Codes in Uren, Darbhanga) | 847223 |