State Highway 23 (Kerala)State Highway 23 is a state highway in Kerala, India that starts in Shoranur Railway Station and ends by joining National Highway 213 at Perinthalmanna. The highway is 39.3 km long.Route mapSH 23 Shornur Perinthalmanna Highway - Kulappuly - Vadanamkurussy - Ongallur - Manjalungal - Manappadi - Pattambi Joins SH 39Districts connected by state highwayPalakkad and MalappuramTownships on the state highwayShournur, Pattambi and Perinthalmanna