"Following are the things you should do at the time of grasping our Facebook Customer Service:
First and foremost you should place a call at 1-877-350-8878.
After than make our technicians understand your problem what you actually face.
Bear in mind what our techies suggest you to do online and do as it is. For more Information. http://www.monktech.net/facebook-customer-care-service-hacked-account.html or https://youtu.be/FLX_9hLT6Y4