If you are unfortunate enough to be involved in a car accident within the boundaries of Rockville Center, Nassau County Police should be contacted first. Their officers are highly trained and knowledgeable in dealing with such difficult events. Furthermore, your well-being is essential, so it is important that an ambulance takes you to a nearby medical center, like Mercy Hospital. Medical professionals there will assess any injury and respond accordingly. Seeking medical attention immediately is recommended, even if there doesn't seem to be any considerable visible injuries. Discuss your accident and injuries with an attorney.