National Highway 181 (NH181), total length: 211 km (131 mi)
States: Karnataka, Tamil Nadu
Route：Coimbatore－Mettupalayam－Ooty.
National Highway 181 (NH181) MapNational Highway 181 (NH181) Traffic Weather Conditions along National Highway 181 (NH181) Cities along National Highway 181 (NH181) Petrol Stations along National Highway 181 (NH181) Restaurants along National Highway 181 (NH181) Hotels along National Highway 181 (NH181) more service along National Highway 181 (NH181)