Below is a list of Kirtland OH zip codes. For your research we have also included Kirtland Area Code, Time Zone, UTC and the local Lake County FIPS Code. Each Kirtland Ohio zip code has a center Longitude / Latitude point (the Kirtland center is -81.418403625488 / 41.637199401855). For your convenience we have also indicated if that zip code in Kirtland observes Daylight Savings time.