Here are the addresses of the Singaporean Embassies in India:
New Delhi:
E-6, Chandragupta Marg,
Chanakyapuri,
New Delhi 110 021
Ph: +91 11 2688 6506
Mumbai:
101, 10th Floor, Maker Chambers IV 222,
Jamnalal Bajaj Road, Nariman Point,
Mumbai 400 021
Ph: +91 22 2204 3205
Chennai:
No. 3, 8th Street,
Dr. Radhakrishnan Salai, Mylapore,
Chennai 600 004
Ph: +91 44 2847 1541