Below is a list of Cornelius OR zip codes. For your research we have also included Cornelius Area Code, Time Zone, UTC and the local Washington County FIPS Code. Each Cornelius Oregon zip code has a center Longitude / Latitude point (the Cornelius center is -123.05999755859 / 45.520099639893). For your convenience we have also indicated if that zip code in Cornelius observes Daylight Savings time.