| Sub-districts |
|---|
| Sidli, Bongaigaon |
| Katlichara, Bongaigaon |
| Bongaigaon, Bongaigaon |
| Boitamari, Bongaigaon |
| Bengtol, Bongaigaon |
| Postal Codes in Bongaigaon |
|---|
| South Salmara-Mankachar |
| Nalbari |
| Kokrajhar |
| Kamrup Metropolitan |
| Kamrup |
| Goalpara |
| Dhubri |
| Chirang |
| Bongaigaon |
| Barpeta |
| Baksa |