Hello student, 

You have not mentioned which category you belong to. With a score of 480 ,it becomes difficult to secure a seat in the government medical colleges of you category is general or BC, both a and b under the state quota . But if you belong to BC b, last year a score of 452 secured a seat in SHKM GMC, Mehwat under the All India quota. But scores and ranks vary each year with difficulty level of the question paper and availability of seats. However you can predict the colleges which you are likely to get using the given link 

But scores and ranks vary each year with toughness of the exam and availability of seats. However you can predict the colleges which you are likely to get using the given link 

http://medicine.careers360.com/neet-college-predictor

Good luck!