Hi

It is difficult to make prediction as cut off keeps changing every year  depending upon various factors like

------------) number of students that appeared in the neet exam,

------------) kind of marks obtained by them ,

------------)  toughness level of the neet examination

------------)  number of seats available

------------) the category you are from etc

Anyway,

when we go through previous year trends

>>>>>> With 257 marks,

You have low chances for mbbs in government colleges

But yes,

You have chances in deemed universities for mbbs which are listed below along with their cut off marks in neet 2020,2nd round all india counselling conducted  for 100 % deemed university seats   :-

----------) Chettinad Hospital and Research Institute, Kancheepuram:- 215 marks

----------) GITAM:- 197 marks

----------) Aarupadai Veedu Medical College and Hospt., Puducherry:- 192 marks

----------) Sree Balaji Medical College and Hospital, Chennai:- 189 marks

----------) Shri Satya Sai Medical College and RI, Kancheepuram:- 173 marks

And a few more

This has been  predicted on the basis of previous years data  but  cutoff keeps changing so to have clear picture of the complete list of colleges in which you have chances, you can go through our college predictor at

https://medicine.careers360.com/neet-college-predictor?icn=QnA&ici=qna_answer

With the help of predicted colleges you can make better choice while filling your choices of colleges during your counselling

To help in your counselling, we have mbbs companion in which in addition to college predictor tool you also get information regarding various counselling i. e all india , deemed, central and state  counselling and you get to attend live webinars with experts to guide you and get all your doubts cleared. The link is given below:-

https://www.careers360.com/mbbs-companion?utm_source=qna

Thank you