National Highway 210 is a National Highway in Southern India entirely within the state of Tamil Nadu

Tamil Nadu

Tamil Nadu is one of the 28 states of India. Its capital and largest city is Chennai. Tamil Nadu lies in the southernmost part of the Indian Peninsula and is bordered by the union territory of Pondicherry, and the states of Kerala, Karnataka, and Andhra Pradesh...

. NH 210 runs from Trichy to Ramanathapuram

Ramanathapuram

Ramanathapuram , also known as Ramnad, is a city and a municipality in Ramanathapuram district in the Indian state of Tamil Nadu. It is the administrative headquarters of Ramanathapuram district.-Tourism:...

 in Tamil Nadu

Tamil Nadu

Tamil Nadu is one of the 28 states of India. Its capital and largest city is Chennai. Tamil Nadu lies in the southernmost part of the Indian Peninsula and is bordered by the union territory of Pondicherry, and the states of Kerala, Karnataka, and Andhra Pradesh...

. Municipal office road in Trichy becomes NH 210 which on its way south east crosses the major towns Pudukottai and Karaikkudi and finally joins East Coast Road at Devipattinam. Trichy International Airport

Tiruchirapalli Airport

Tiruchirapalli Airport or Trichy Airport is an airport mostly serving Tiruchirapalli and adjacent districts in the state of Tamil Nadu, India. The airport, located on the NH 210 Tiruchirapalli - Rameswaram highway, is south of the city centre....

 is located on this National Highway within the Trichy city limit.

Route

Trichy, Keeranur, Pudukottai,Thirumayam, Kanadukathan

Kanadukathan

Kanadukathan is a panchayat town in Sivaganga district in the Indian state of Tamil Nadu.-Demographics: India census, Kanadukathan had a population of 4795. Males constitute 50% of the population and females 50%. Kanadukathan has an average literacy rate of 74%, higher than the national average of...

, Karaikkudi, Devakottai

Devakottai

Devakottai [தேவகோட்டை] is a town and a first grade municipality in Sivaganga district in the state of Tamil Nadu, India. Devakottai is one of the biggest towns of the Nagarathar community.-History:...

, Tiruvadanai, R.S.Mangalam and finally joining the East Coast Road(ECR) at devipattinam .