Contact the police and file a theft report
Contact the Federal Trade Commission at IdentityTheft.gov
Place a fraud alert with one of the major credit bureaus
Freeze your credit with all three credit bureaus
Contact your bank and credit card companies
Change passwords for affected accounts
Report any stolen government ID to the appropriate agency
Monitor your credit reports for unauthorized activity
Dispute fraudulent accounts or charges in writing
Keep copies of all reports, letters, and records