Below is a list of Westlake OH zip codes. For your research we have also included Westlake Area Code, Time Zone, UTC and the local Cuyahoga County FIPS Code. Each Westlake Ohio zip code has a center Longitude / Latitude point (the Westlake center is -81.922203063965 / 41.449298858643). For your convenience we have also indicated if that zip code in Westlake observes Daylight Savings time.