PinCode: 421004, Ulhasnagar-4 Post Office, Kalyan, Thane, Maharashtra
| Post Office | Ulhasnagar-4 |
| Post Office Status | Sub Post Office (Delivery) |
| PinCode | 421004
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| Telephone | 0251-2585928 |
| Town/Taluk | Kalyan |
| District | Thane |
| State | Maharashtra |
| Postal Division | Thane Central |
| Postal Region | Mumbai |
| Postal Circle | Maharashtra |
List of Other Post Offices in Kalyan, Thane, Maharashtra