| Country: | BGD |
| Terminus B: | Pirojpur city |
| Route: | 870 |
| Alternate Name: | Barishal-Pirojpur Highway |
| Map Custom: | yes |
| Maint: | Roads and Highways Department |
| Length Ref: | [1] |
| Length Km: | 64 |
| Terminus A: | Rupatoli Roundabout |
| Type: | R |
| Direction B: | Pirojpur |
| Direction A: | Barishal |
| Junctions: |
|
| Districts: | Barishal, Jhalokati, Pirojpur |
| Cities: | Barishal |
| Towns: | Jhalokati, Bhandaria, Pirojpur |
| Previous Type: | R |
| Previous Route: | 861 |
| Next Route: | 880 |
| Next Type: | R |
The R870 or Barishal-Pirojpur Highway is a transportation artery in Bangladesh, which connects National Highway N8 (at Barishal City) with Regional Highway R770 (at Pirojpur).[2] It is 64km (40miles) in length, and the road is a Regional Highway of the Roads and Highways Department of Bangladesh.