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  5. Area Code 210

Where Is Area Code 210?

Area code 210 is found in the US state of Texas. Primarily servicing the city of San Antonio (population: 1637659), area code 210 covers 2 counties of Texas.

Located in the Central time zone, area code 210 is on the same time as Chicago, IL.

Area code 210 was brought into effect on November 1, 1992. 210 was split from the parent 512 area code.

Map of Texas with area code 210 highlighted
Location of Area Code 210 and surrounding states.

Counties in Area Code 210

  • Atascosa,
  • Bexar.

Most Populous Cities in Area Code 210

City County City Population Time Zone
San Antonio Bexar 1,637,659 CST
Converse Bexar 36,034 CST
Helotes Bexar 25,321 CST
Universal City Bexar 20,972 CST
JBSA Lackland Bexar 10,821 CST
Boerne Bexar 10,103 CST
Atascosa Bexar 8,596 CST
Von Ormy Bexar 8,500 CST
Elmendorf Bexar 8,268 CST
Adkins Bexar 8,196 CST
JBSA Ft Sam Houston Bexar 7,420 CST
Somerset Atascosa 5,327 CST
Saint Hedwig Bexar 2,388 CST

Note: The above list is based off of the top 25 most populous cities in the area code as per 2012 United States Census Bureau estimates.

View all United States Area Codes.

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This page was last updated on July 3, 2015.