With 650 marks in NEET UG, you are likely to secure a seat in a reputable medical college, but the exact college will depend on several factors such as the category you belong to (General, OBC, SC, ST), the state you’re applying in, and the counseling rounds.

### General Category:

1. **Top Government Colleges**: With 650 marks, you have a strong chance of getting into top government medical colleges in India, including prestigious institutions such as:

- All India Institute of Medical Sciences (AIIMS)

- Postgraduate Institute of Medical Education and Research (PGIMER), Chandigarh

- Jawaharlal Institute of Postgraduate Medical Education and Research (JIPMER), Puducherry

- Various leading state medical colleges

2. **State Government Colleges**: You are also likely to secure seats in leading state government medical colleges across various states.

### Reserved Categories:

1. **Government and Private Colleges**: If you belong to a reserved category, you may have opportunities in both government and private medical colleges, as the cut-off marks are generally lower for reserved categories compared to the general category.

### Considerations:

- **Counseling Rounds**: Participate actively in the NEET UG counseling process and keep track of seat allocation updates.

- **Cut-off Trends**: Refer to previous years’ cut-off trends for a more accurate prediction.

With 650 marks, you are in a strong position to secure a seat in a prestigious medical institution.