Bedok Reservoir-Punggol (Hougang)

409 Hougang Ave 10
(Gable end of the block facing Blk 404)

461 Hougang Ave 10
(Next to vehicle gantry)

473A Upper Serangoon Crescent
(Near lift lobby)

522 Hougang Ave 6
(Next to void deck, beside sheltered walkway)
(temporarily removed for maintenance)

811 Hougang Central
(Outside Kangkar Mall food court)