Dear Aspirant,

There are many Diploma colleges are in Mumbai. Some of them are-

1. Government Polytechnic Mumbai.
2. Shri Bhagubhai Mafatlal Polytechnic.
3. Veermata Jijabai Technological Institute.
4. The University Of Mumbai.
5. Thakur Polytechnic.
6. Vivekananda Education Society's Polytechnic College.
7. NMIMS Deemed-to-be-University.
8. K.J. Somaiya Polytechnic, etc.

Hello Dear ,

There are many good colleges in Mumbai like

• Government Polytechnic
• St. John College Of Engineering And Management
• KJ Somaiya Polytechnic
• Shri Bhagubhai Mafatlal Polytechnic
• Datta Meghe Institute Of Engineering Technology And Research
• Sardar Vallabhbhai Patel Polytechnic
• Abhinav Institute Of Technology And Management
• Premlila Vithaldas Polytechnic
• LS Raheja School Of Architecture
• A C PATIL College Of Engineering
• Vidyalankar Polytechnic, etc.

To know more about Diploma colleges in Mumbai :- Diploma in Engineering Colleges in Mumbai 2021 – Courses, Fees, Admission, Rank (careers360.com)

Good luck :)