Service 103W
Serangoon Interchange - Seletar Airport (Loop)
Serangoon Central, Upp Serangoon Rd, Boundary Rd, Yio Chu Kang
Link, Yio Chu Kang Rd, Jln Kayu, New West Camp Rd, Jln Kayu, Yio
Chu Kang Rd, Yio Chu Kang Link, Boundary Rd, Upp Serangoon Rd,
Serangoon Central
