Campo is an unincorporated town located in San Diego County, California with a population of 3,251. This article also describes the smaller community of Cameron Corners, about 1 mile (1.6 km) south. Both communities use postal addresses in Campo. The town is approximately 2,620 feet (798.6 m) above mean sea level. Nearby towns include Boulevard, Potrero, Tecate, Dulzura, Jacumba, Pine Valley, Mount Laguna, Descanso, and Jamul. Campo is the home of three Museums: The Pacific Southwest Railway Museum, the Motor Transport Museum and the Gaskill Brothers Stone Store. The town is along the line of the former Southern Pacific (originally San Diego and Arizona Railway. Freight operations are currently embargoed by the Carrizo Gorge Railway), while passenger operations are operated by the Pacific Southwest Railway Museum. The Railroad Museum shows an address of 750 Depot Street and is located near (NAD83) 32°36′50″N 116°28′19″W / 32.61389°N 116.47194°W / 32.61389; -116.47194. 31577 State Route 94: a CDF fire station is located here. The 1998 Cameron Corners, California 7.5-minute quadrangle plots the station near Dewey Place and SR98. A Southern California Automobile Association map, believed to be circa 1910-1930, shows a business named "Dewey Store" in Cameron Corners. The business is plotted on the north side of SR98 just east of County Road S1. This may be a variant name of Dewey Place. The ZIP Code is 91906 and the community is inside area code 619. There is a county road maintenance station on Forrest Gate Road and a county fire station at Jeb Stewart Road and Parker Road. Large employers in the area include US Department of Homeland Security Border Patrol and the San Diego County, California Probation, Juvenile Ranch Facility, (population 250). According to a September 9, 2004 San Diego Union Tribune article, foster care activist Father Joe Carroll's proposed building a foster camp for children here. The proposed name was, "Promiseland Ranch," and the proposed facility would encompass about 600 acres (2.4 km). Campo is the official southern terminus of the Pacific Crest Trail, a recreational hiking and equestrian trail extending 2,650 miles (4,260 km) north to the Canadian Border. During World War II, Campo was the location of Camp Lockett, a US Army post that hosted Buffalo Soldiers, a veterans convalescent hospital, and a 300 bed Italian POW camp in Cameron Corners.