Macquarie Fields's postcode is 2564. Be sure to check out the map of Macquarie Fields, or look up other postcodes in New South Wales or other Australian states.
When it comes to the big picture, 72% of adults and 81% of teens are using social media. For a more specific age breakdown, those ages 18-29 topped social media use at 89%.
There are approximately 310 million people in the United States. Of these people, approximately 250 million are over the age of 14. According to Comscore, about 235 million of these Americans use mobile devices. It seems likely that almost all of these folks will eventually have smartphones.