Mount Signal, California

Mount Signal is an unincorporated community located along State Route 98 about 7.5mi west of Calexico in the southern part of the Imperial Valley in Imperial County, California. The area is south of Interstate 8 and about 1.7mi north of the Mexico border. It lies at an elevation of 13 feet (4 m) below sea level. This is an agricultural area. There are a few homes and businesses and many irrigation canals and green fields. Other nearby communities include Heber, El Centro, and Seeley.The ZIP Code for Mount Signal is 92231 and the area is in Calexico's telephone exchange area. Its area code is 760. While not a census-designated place, the name is official and it does have a National Geographic Names Database feature ID of 1661068. The official U.S. Geological Survey coordinates are : this defines a spot near the intersection of State Route 98 (SR98) and Brockman Road.NameThe community is named for Mount Signal, a summit about 5.5mi southwest, inside Mexico. It is also known as El Cerro Centinela, by the Mexicans, and Wi'Shspa, by the Kwapa: Cocopah people.