Service 101
Serangoon Interchange - Buangkok Crescent (Loop)
Serangoon Central, Upp Serangoon Rd, Hougang Central, Hougang Ave
4, Hougang Ave 8, Hougang St 51, Buangkok Green, Buangkok Link,
Buangkok Green, Hougang Ave 4, Hougang St 51, Hougang Ave 8,
Hougang Ave 4, Hougang Central, Upp Serangoon Rd, Serangoon
Central