You can use the Who Represents Me? page from Geospatial Information Services to find out who your elected officials are based on your address.
Additionally, you can contact the Senate Information Office, Room 231 State Capitol at 651-296-0504 or House Public Information Services at 3300 Centennial Office Building (3rd floor), 658 Cedar Street at 651-296-2146 to learn who represents you in both the Senate and the House.