via Salem. NH 47 (Southwest) - Originates at Kondalampatti in the outskirts of Salem and proceeds towards Kanniyakumari via Coimbatore , Palakkad , Thrissur , Ernakulam and Thiruvananthapuram . NH 68 (East) - Originates at Seelanaickenpatti in the southern end of Salem and goes via Attur , Talaivasal , Chinnasalem and