Sadar is Taluka (Tehsil) in Kalahandi district of Odisha state. Sadar has 4 areas (postal offices).
| Pin code | Area | District | Taluka | Postal Status |
|---|---|---|---|---|
| 766001 | Bhawanipatna Collegesquare PIN Code | Kalahandi | Sadar | Sub Office |
| 766002 | Bhawanipatna G Chowk PIN Code | Kalahandi | Sadar | Sub Office |
| 766001 | Bhawanipatna Naktiguda PIN Code | Kalahandi | Sadar | Sub Office |
| 766001 | Bhawanipatna Stadium PIN Code | Kalahandi | Sadar | Sub Office |