You can't 'unlink' the iPhone from your iTunes account (unless you change the iTunes account you're logged into on the computer, then sync, but ion that case you won't be able to use the apps you have already bought).
PEOPLE OVERVIEW. The 2016 Laguna Hills, California, population is 31,748. There are 4,810 people per square mile (population density).
The official postal service name used for 92653 is LAGUNA HILLS, California. Portions of the 92653 zip code are contained within or border the city limits of Laguna Hills, CA, Aliso Viejo, CA, Laguna Niguel, CA, Mission Viejo, CA, Laguna Woods, CA, Irvine, CA, and Lake Forest, CA.