California State Route 55

California State Route 55 Is An 18-Mile Long North-South State Highway In The U.S. State Of California. The Portion Of The Route Built To Freeway Standards Is Known As The Costa Mesa Freeway. The State Route Runs Between Finley Avenue South Of California State Route 1 In Newport Beach And California State Route 91 In Anaheim To The North, Intersecting Other Major Orange County Freeways Such As California State Route 22, California State Route 73 And Interstate 405. The Freeway Passes Through Suburban Orange County.

Route Information
Defined By Streets And Highways Code 355

Maintained By Caltrans

Length: 17.807 Miles

Existed: 1964 - Present

Major Junctions
South End: Finley Avenue In Newport Beach

California State Route 1 In Newport Beach

California State Route 73 In Costa Mesa

Interstate 405 In Costa Mesa

Interstate 5 In Tustin

California State Route 22 Near Orange

North End: California State Route 91 In Anaheim