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In 1947, the American Telephone and Telegraph Company (AT&T) devised the first nationwide telephone numbering plan and assigned the original North American area codes. The state of California was divided into three numbering plan areas (NPAs) with distinct area codes: 213, 415, and 916, for the southern, central, and northern parts of the state ...
This is a list of 58 counties of the U.S. State of California by their points of highest elevation. 6 of the 50 highest county high points in the United States are in California. Mount Whitney , located in Inyo and Tulare counties, is the highest point in California as well as the highest point in the contiguous United States at 14,505 feet ...
The topographic elevation of a summit measures the height of the summit above a geodetic sea level. [b] [c] The first table below ranks the 50 highest major summits of California by elevation. The topographic prominence of a summit is a measure of how high the summit rises above its surroundings.
To be included on the list, a place needs to be an incorporated municipality (i.e. a city, town, or village) and it needs to be at an elevation of 3,000 feet (914 m) or higher. In the United States, settlements above 3,000 feet are found primarily on the High Plains , in the Rocky Mountains , and in Western North Carolina .
2023: returned to the pool of area codes available for future area code relief; 457: Louisiana (Shreveport–Bossier City, Monroe, Alexandria, Fisher, Tallulah, and most of northern Louisiana) September 25, 2025 [3] to be overlaid on 318; previously a fictitious area code assigned to identify Naked DSL/Dry Loop and dedicated data lines in ...
Area codes 760 and 442 are telephone area codes in the North American Numbering Plan (NANP) for the U.S. state of California. These area codes serve an overlay complex that comprises much of the southeastern and southernmost portions of California. It includes Imperial, Inyo, and Mono counties, as well as portions of North County San Diego ...
The elevation range of the area. [e] All topographic elevations are adjusted to the North American Vertical Datum of 1988 (NAVD 88). All geographic coordinates are adjusted to the World Geodetic System of 1984 (WGS 84). The mean elevation for each state, the District of Columbia, and Puerto Rico are accurate to the nearest 100 feet (30 m).
Highest elevation [2] 4,551 ft (1,387 m) ... is a county located on the southeast border of the U.S. state of California. ... Area code 760 split from area code 619 ...