State Highway 173 runs entirely inside the Erode district in the South Indian state of Tamil Nadu, India. It connects the city of Erode with Thingalur.
Route The highway passes through Nasiyanur, Pethampalayam and Nallampatti extending to a length of 26 km.
Major junctions
State Highway 96 at Erode Erode Ring Road (MDR-62) at Villarasampatti National Highway NH-544 (Old NH-47) at Perundurai
References