Needles (Mojave: 'Aha Kuloh) is a city in San Bernardino County, California, United States. It lies on the western banks of the Colorado River in the Mohave Valley subregion of the Mojave Desert, near the borders of Arizona and Nevada and roughly from the Las Vegas Strip. It is also the easternmost city of the Greater Los Angeles area. The city is accessible via Interstate 40 and U.S. Route 95. The population was 4,844 at the 2010 census, up from 4,830 at the 2000 census.