| Post office | Kalyan Rs S.O |
| Pin code | 421301 |
| Office type | S.O |
| Taluk / city | Kalyan |
| District name | Thane |
| State name | Maharashtra |
| Delivery status | Non-Delivery |
| Division name | Thane Central |
| Region name | Mumbai |
| Circle name | Maharashtra |
| Related sub office | NA |
| Related head office | Kalyan City H.O |
| Pincode | Post office name | City | District | State |
|---|---|---|---|---|
| 421301 | Kalyan City H.O | Kalyan | Thane | Maharashtra |
| 421301 | Kalyan D.C. S.O | Kalyan | Thane | Maharashtra |
| 421301 | Kalyan Rs S.O | Kalyan | Thane | Maharashtra |
| 421301 | Subhash Road S.O (Thane) | Kalyan | Thane | Maharashtra |