of Arabian Sea. It nearly merges with the Arabian Sea in  Thalassery  in  Kannur  District, previous instance being at  Maravanathe  in Karnataka, during its journey.  Southern Railway  line nearly follows the NH from Thalappadi to Kuttippuram and then it separates. Major towns where Railway line touches NH 17 are Kazaragod, Kanhangad, Payyannur,