Signal Hill, California
Overview
Signal Hill is a small city
City
A city is a relatively large and permanent settlement. Although there is no agreement on how a city is distinguished from a town within general English language meanings, many cities have a particular administrative, legal, or historical status based on local law.For example, in the U.S...

 (2.2 mi², 5.7 km²) in California
California
California is a state located on the West Coast of the United States. It is by far the most populous U.S. state, and the third-largest by land area...

 located in the Greater Los Angeles area
Greater Los Angeles Area
The Greater Los Angeles Area, or the Southland, is a term used for the Combined Statistical Area sprawled over five counties in the southern part of California, namely Los Angeles County, Orange County, San Bernardino County, Riverside County and Ventura County...

. Signal Hill, completely surrounded by the city of Long Beach
Long Beach, California
Long Beach is a city situated in Los Angeles County in Southern California, on the Pacific coast of the United States. The city is the 36th-largest city in the nation and the seventh-largest in California. As of 2010, its population was 462,257...

, was incorporated
Municipal corporation
A municipal corporation is the legal term for a local governing body, including cities, counties, towns, townships, charter townships, villages, and boroughs. Municipal incorporation occurs when such municipalities become self-governing entities under the laws of the state or province in which...

 on April 22, 1924, roughly three years after oil was discovered in Signal Hill. As of the 2010 census, the city population was 11,016.

Signal Hill lies in the 562 area code
Area code 562
Area code 562 is a California telephone area code that was split from area code 310 on January 25, 1997. It is the area code for much of southeastern Los Angeles County, California, and parts of northern Orange County, California.-History:...

. The city once shared three different postal ZIP code
ZIP Code
ZIP codes are a system of postal codes used by the United States Postal Service since 1963. The term ZIP, an acronym for Zone Improvement Plan, is properly written in capital letters and was chosen to suggest that the mail travels more efficiently, and therefore more quickly, when senders use the...

s with the city of Long Beach but in July 2002, the city of Signal Hill received its own ZIP code, 90755.
The hill that the city is named after is 365 feet (110 m) above the surrounding town of Long Beach.
 
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