According to this site http://sacredscribesangelnumbers.blogspot.com/2011/07/angel-number-66.html

Number 66 is comprised of the vibrations and energies of the number 6 doubled and amplified. Number 6 carries the attributes of humanitarianism, community, service to others, home and family, domesticity and social responsibility, grace, gratitude and simplicity.

Well thanks buddy for taking the time to get in here!