 The routing from Pasadena to Los Angeles was west on Colorado Boulevard and then south on Figueroa Street.The end of the Pasadena Freeway then blended into Figueroa Street, and the alternate route rejoined its parent route.The routing along Figueroa Street and the portion along Colorado Boulevard between Linda Vista Avenue and Figueroa Street also bore the designation of State Route 11.
Business US 66 in San Bernardino, sometimes rendered "City" US 66 on contemporary maps, was a short business loop that existed in the city from the late 1940s until US 66 was decommissioned in California in 1964.