1st Street is an east–west thoroughfare in Los Angeles, East Los Angeles, and Monterey Park, California. It serves as a postal divider between north and south and is one of a few streets to run across the Los Angeles River. Though it serves as a major road east of downtown Los Angeles, it is a mostly residential street to the west.

Beverly Boulevard is one of the main east–west thoroughfares in Los Angeles, in the U.S. state of California. It begins off Santa Monica Boulevard in Beverly Hills and ends on the Lucas Avenue overpass near downtown Los Angeles to become 1st Street. A separate Beverly Boulevard begins off 3rd Street and Pomona Boulevard in East Los Angeles, runs through Montebello and Pico Rivera, and becomes Turnbull Canyon Road in Whittier near Rose Hills Memorial Park.