A statement posted on KTM Komuter's Twitter handle (@ktmkomuter) said that the train will stop at 13 stations through Penang, Kedah and Perlis.
Beginning Sept 16, the first Komuter train from Ipoh to Butterworth is at 4.40am while the service from Butterworth to Ipoh starts at 5.30am. The last train from Ipoh to Butterworth is at 6.35pm ...