Pincode 785640 is a 6-digit postal code serving 5 post offices in Sivasagar district, Assam. Sivasagar H.O is the Head Post Office for this area, located at 26.9887°N, 94.6319°E. The first digit ‘7’ identifies the Assam postal region; the full code pinpoints the Sivasagar delivery zone.
| Post Office | Type |
|---|---|
| Sivasagar H.O | Head Post Office |
| Phukannagar S.O | Post Office |
| Rongpurnagar S.O | Post Office |
| Betbari B.O | Branch Post Office |
| Towkok B.O | Branch Post Office |
Data sourced from India Post, Department of Posts, Government of India. Data last verified: May 2026.
Sivasagar, Assam. Map data: OpenStreetMap, CARTO.