There are frequent buses from Erode also.
Naamakkal is very famous for Lorry Body Building & Egg Production.
Namakkal is famous for the large Anjaneya statue temple. Just near the Anjaneya temple there is the Narasimha Swamy Temple. Another place to visit is the Namakkal Fort which provides a good view of the town. To spend a nice evening time you have a wonderful park near the fort.It is a nice place to spend with friends and family and specially for kids with lots of games and food stalls.