You can purchase mobile CITY PASS® tickets for any destination from citypass.com.
In addition, you can purchase CITY PASS® cards onsite at attractions in Atlanta, Boston, Chicago, Dallas, Houston, New York, San Francisco, Seattle, Tampa Bay, and Toronto. (Please note that New York C3 tickets, San Francisco C3 tickets, Denver CITY PASS® tickets, Philadelphia CITY PASS® tickets and San Diego CITY PASS® tickets are available only as mobile tickets sold online.) You can also purchase CITY PASS® cards by calling CITY PASS® Customer Care.
You'll also find CITY PASS® tickets for sale on many partner websites.