The 32746 ZIP (Lake Mary) lands the number 8 spot within the wealthiest ZIP codes in the Central Florida area. The top of the list is 34786 in Windermere, FL. The top 10 list is as follows: 1.   Windermere 34786 2.   Longwood 32779 3.   Orlando 32832 4.   Orlando 32836 5.   Orlando 32819 6.   Winter Park 32789 7.   Oviedo  32765 8.   Lake Mary 32746 9.   Kissimmee 34747 10. Maitland 32751