what is the capital city of texas usa?
Austin
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 Located centrally in North America , the state is an important transportation hub . From the Dallas / Fort Worth area , trucks can reach 93 percent of the nation 's population within 48 hours , and 37 percent within 24 hours . Texas has 33 foreign trade zones ( FTZ ) , the most in the nation . In 2004 , a combined total of $ 298 billion of goods passed though Texas FTZs . 

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 Texas is the second largest U.S. state , behind Alaska , with an area of 268 @,@ 820 square miles ( 696 @,@ 200 km2 ) . Though 10 percent larger than France and almost twice as large as Germany or Japan , it ranks only 27th worldwide amongst country subdivisions by size . If it were an independent country , Texas would be the 40th largest behind Chile and Zambia . 

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 Unlike the rest of the nation , most of Texas is on its own alternating current power grid , the Texas Interconnection . Texas has a deregulated electric service . Texas leads the nation in total net electricity production , generating 437 @,@ 236 MWh in 2014 , 89 % more MWh than Florida , which ranked second . As an independent nation , Texas would rank as the world 's eleventh @-@ largest producer of electricity , after South Korea , and ahead of the United Kingdom . 

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 = = = Railroads , oil and Port Arthur , Texas = = = 

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 Houston is the most populous city in Texas and the fourth largest in the US , while San Antonio is the second most populous in the state and seventh largest in the US . Dallas – Fort Worth and Greater Houston are the fourth and fifth largest metropolitan statistical areas in the country , respectively . Other major cities include Austin , the second most populous state capital in the US , and El Paso . Texas is nicknamed the Lone Star State to signify its former status as an independent republic , and as a reminder of the state 's struggle for independence from Mexico . The " Lone Star " can be found on the Texan state flag and on the Texan state seal . The origin of the state name , Texas , is from the word , " Tejas " , which means ' friends ' in the Caddo language . 
