According to previous years cut off analysis your rank will lie between 257836 - 275715, with this rank there are no-meagre chances of getting admission in government colleges through AIQ, through state quota you might/might not get a seat in government college depending upon your state st category cut off though chances are very less.

Also for more analysis of colleges you can get with this rank use the following tool https://medicine.careers360.com/neet-college-predictor