Hello.
It is quite difficult to have on campus placement after B.A course because there are almost not any college which offers you on campus placement for this UG course but still there is a list of some top colleges for BA geography which may provide you many opportunities for future after your B.A course :

• Lady Shri ram College for women,
• Loyola College.
• St Xavier's College.
• Christ University.
• Hindu  College.
• Miranda  House college.
• Hansraj  College.
• Madras  Christian College.

Best of luck.