National Highway 166 (NH 166) is a National Highway in India. It runs from Ratnagiri to Solapur via Kolhapur, Sangli, Miraj, Solapur in Maharashtra. This is a main link connecting Konkan region to South-Western region in Maharashtra. The complete highway is built of rigid pavement with paved shoulders on both sides.
Ratnagiri â Kolhapur â Sangli â Miraj â Solapur