•No, Mumbai Central (MMCT) and Mumbai CST are not the same location, they are different stations in Mumbai.
•Mumbai Central is located near the Jagannath Shankar Sheth Metro Station and nearby area-Byculla, whereas Mumbai CST locates near Chhatrapati Shivaji Maharaj Chowk, Wankhede Stadium
•Mumbai Central comes under Western Railways whereas Mumbai CST comes under Central Railways
•Mumbai Central Station mainly handles trains to Gujarat, Rajasthan,Delhi, Punjab and Haryana, whereas Mumbai CST operates trains to Goa,South India, Central India,West Bengal,Odisha.
•Within Maharashtra it operates to other destinations like Pune, Kolhapur, Sawantwadi, Solapur, Nanded, Nagpur, Manmed, Sai Nagar Shirdi and Dhule
•Just like in India, different railway terminals operate trains to different regions.
•Howrah Jn & Sealdah
•New-Delhi & Anand Vihar Terminal
•Chennai Central & Chennai Egmore
•Now Mumbai CST is officially known as Mumbai CSMT (Chhatrapati Shivaji Maharaj Terminus)