Pincode 231312 is a 6-digit postal code serving 7 post offices in Mirzapur district, Uttar Pradesh. Chilh SO is the Post Office for this area, located at 25.2056°N, 82.5270°E. The first digit ‘2’ identifies the Uttar Pradesh postal region; the full code pinpoints the Mirzapur delivery zone.
| Post Office | Type |
|---|---|
| Chilh SO | Post Office |
| Balliparwa BO | Branch Post Office |
| Kamasin BO | Branch Post Office |
| Kholua BO | Branch Post Office |
| Mawaiya BO | Branch Post Office |
| Mujehara BO | Branch Post Office |
| Tilthi BO | Branch Post Office |
Data sourced from India Post, Department of Posts, Government of India. Data last verified: May 2026.
Mirzapur, Uttar Pradesh. Map data: OpenStreetMap, CARTO.