Where Is Area Code 512?
Area code 512 is found in the US state of Texas. Primarily servicing the city of Austin (population: 939926), area code 512 covers 12 counties of Texas.
Located in the Central time zone, area code 512 is on the same time as Chicago, IL.
Area code 512 was brought into effect on January 1, 1947.
Counties in Area Code 512
- Bastrop,
- Burnet,
- Caldwell,
- Gonzales,
- Hays,
- Lampasas,
- Llano,
- Milam,
- Travis,
- Williamson.
Most Populous Cities in Area Code 512
| City | County | City Population | Time Zone |
|---|---|---|---|
| Austin | Travis | 939,926 | CST |
| Round Rock | Williamson | 150,538 | CST |
| Georgetown | Williamson | 74,553 | CST |
| Pflugerville | Travis | 73,578 | CST |
| Cedar Park | Williamson | 70,184 | CST |
| San Marcos | Hays | 68,467 | CST |
| Austin | Williamson | 53,564 | CST |
| Leander | Williamson | 47,741 | CST |
| Kyle | Hays | 46,135 | CST |
| Bastrop | Bastrop | 25,360 | CST |
| Buda | Hays | 25,259 | CST |
| Hutto | Williamson | 24,596 | CST |
| Del Valle | Travis | 23,477 | CST |
| Elgin | Bastrop | 22,177 | CST |
| Taylor | Williamson | 19,062 | CST |
| Manor | Travis | 17,515 | CST |
| Lockhart | Caldwell | 17,380 | CST |
| Dripping Springs | Hays | 15,442 | CST |
| Wimberley | Hays | 13,553 | CST |
| Burnet | Burnet | 13,188 | CST |
| Austin | Hays | 12,973 | CST |
| Lampasas | Lampasas | 11,834 | CST |
| Cedar Creek | Bastrop | 11,585 | CST |
| Leander | Travis | 10,453 | CST |
| Liberty Hill | Williamson | 10,204 | 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.
This page was last updated on July 3, 2015.