 Walayar is considered as the Gateway of Kerala from Mainland india , as other border checkposts are located in ghat section and huge entry like walayar .Also Walayar have railway entry point to Kerala .Due to its location in Tamilnadu border (State with lottery ban) walayar is famous for Kerala Lottery outlets.Many tamils comes to walayar to buy Kerala State Lottery.Similary Toddy is also banned in Tamilnadu and tamils comes to walayar to get Tender desi toddy

Walayar has a railway station which is about 100 meters away from NH 47.Walayar came to limelight of late due to the presence of the Sales Tax Check post (supposed to be the most corrupted before and one of the 10 biggest check posts in India).