Located 2.8 miles northwest of downtown Irvine and - 3.2 miles southeast of downtown Santa Ana, California. - Traveling on SR 55/Costa Mesa Freeway: - Exit at East Dyer Road and turn right. - Traveling on I-5/Santa Ana Freeway North: - Travel north on I-405/San Diego Freeway to SR 55/Costa - Mesa Freeway northbound. Exit at East Dyer Road and - turn right. - Traveling on I-5/Santa Ana Freeway South: - Travel south on SR 55/Costa Mesa Freeway, exit at East - Dyer Road and turn right. - Traveling on I-405/San Diego Freeway: - Travel north on SR 55/Costa Mesa Freeway, exit at East - Dyer Road and turn right. - From downtown Irvine: - Travel west on Alton Parkway, turn right onto Jamboree - Road, turn left onto Barranca Parkway. Barranca Parkway - will become East Dyer Road. - From downtown Santa Ana: - Travel south on South Main Street, turn left onto East - Dyer Road. - From Santa Ana - John Wayne Orange County Airport: - Travel north on MacArthur Boulevard, turn right onto - Red Hill Avenue, turn left onto East Dyer Road.