512 Area Code: Cities, Time Zone and Zip Codes
What area code is 512? The area code 512 is in Texas and it serves Austin, Round Rock, Cedar Park, Pflugerville, Georgetown, Sam Marcos, Kyle, and other surrounding cities. The area code 512 was created on January 1, 1947, and was first put into service on January 1, 1947. The area code has an overlay with 737 area code.
The Counties being served by the 512 area code include Bastrop County, Burnet County, Caldwell County, Fayette County, Gonzales County, Guadalupe County, Hays County, Lampasas County, Llano County, Milam County, Travis County, and Williamson County.
The major cities under each of these counties that are being served by the 512 area code are listed below:
Bastrop County
The cities within Bastrop County that are served by this area code 512 include Bastrop, Cedar Creek, Elgin, McDade, Paige, Red Rock, Rosanky, and Smithville.
Burnet County
The cities within Burnet County that are served by this area code 512 include Bertram, Briggs, and Burnet.
Caldwell County
The cities within Caldwell County that are served by this area code 512 include Dale, Fentress, Lockhart, Martindale, Maxwell, and Prairie Lea.
Guadalupe County
The city within Guadalupe County that is served by this area code 512 includes Staples
Hays County
The cities within Hays County that are served by this area code 512 include Austin, Buda, Driftwood, Dripping Springs, Kyle, San Marcos, and Wimberley.
Lampasas County
The cities within Lampasas County that are served by this area code 512 include Kempner, Lampasas, and Lometa.
Llano County
The city within Llano County that are served by this area code 512 include Buchanan.
Milam County
The cities within Milam County that are served by this area code 512 include Gause, Milano, Rockdale, and Thorndale.
Travis County
The cities within Travis County that are served by this area code 512 include Austin, Del Valle, Leander, Leander, Manchaca, Manor, McNeil, Pflugerville, Pflugerville, and Spicewood.
Williamson County
The cities within Williamson County that are served by this area code 512 include Austin, Cedar Park, Coupland, Georgetown, Granger, Hutto, Jarrell, Leander, Liberty Hill, Round Rock, Taylor, Thrall, Walburg, and Weir
512 Area Code Time Zone
What time zone is 512 Area Code? The time zone in the 512 area code is the Central time zone. That is America/Chicago time zone. The time zone abbreviation is CDT. The 512 Area Code standard time is UTC/GMT -06.00 hours while the daylight saving time is +1.00 hour.
Significance of 512 Area Code
I don’t know if you notice that there is a three-digit number that precedes a telephone number any time you receive a call from your cell phone. Any time you see the three-digit code 512, it suggests that the call comes from any of the cities or counties listed above. However, there may be an exemption to this. With the use of mobile phone or roaming phone feature, the caller may not necessarily be at any of these cities or counties at the time of calling.
Nevertheless, knowing the counties and cities that the 512 area code covers can guide you about when to make a call to a particular person. This is because the area of the person you want to call may be in a time zone that is totally different from your own.
Telephone Carriers in 512 Area Code
If you want to get wireless telephone within the 512 area code, the popular wireless telephone carriers that you can approach include Cingular, Sprint Spectrum, Verizon Wireless, T-mobile, Usa Mobility Wireless, Cricket, Xo Texas, American Messaging (am), Worldcall Interconnect, Zeus Wireless, In-touch Communications, Bandwidth.com, 365 Wireless, Peerless Network, and Fitch, F Cary.
For landline, popular telephone carriers are Southwestern Bell, Tw Telecom, Verizon Sw, Nwire, Level 3 Communications, Time Warner Cbl, Grande Communications Networks, Tw Telecom, Icg Choice Com, Xo Texas, Centurylink, Verizon Wireless, Bandwidth.com, Texas Hearing and Tel, Allegiance Telecom, Ymax Comms Corp, Ionex Comms South, Sbc Internet Services, Tw Telecom, C3 Comms, Teleport Comms America, Usfon, Icg Choice Com, Central Texas Technologies, Big River TelecophoneCo., Logix Comms Corp, AT&T Local, Brooks Fiber Properties of Texas, Tex-link Comms, Caprock Telecom Corp., 1stel, Neutral Tandem, 360networks (USA), Cebridge Telecom, Onvoy, and Hypercube Telecom.
Zip Codes in 512 Area Code
| City | County | State | Area Code | Zip Code |
| Austin | Williamson | Texas | 512 | 78729 |
| Austin | Travis | Texas | 512 | 78732 |
| Austin | Travis | Texas | 512 | 78733 |
| Austin | Travis | Texas | 512 | 78734 |
| Austin | Travis | Texas | 512 | 78735 |
| Austin | Travis | Texas | 512 | 78738 |
| Austin | Travis | Texas | 512 | 78742 |
| Austin | Travis | Texas | 512 | 78744 |
| Austin | Travis | Texas | 512 | 78745 |
| Austin | Travis | Texas | 512 | 78748 |
| Austin | Travis | Texas | 512 | 78749 |
| Austin | Travis | Texas | 512 | 78752 |
| Austin | Travis | Texas | 512 | 78753 |
| Austin | Travis | Texas | 512 | 78754 |
| Austin | Travis | Texas | 512 | 78756 |
| Austin | Travis | Texas | 512 | 78757 |
| Austin | Travis | Texas | 512 | 78759 |
| Austin | Travis | Texas | 512 | 78701 |
| Austin | Travis | Texas | 512 | 78703 |
| Austin | Travis | Texas | 512 | 78704 |
| Austin | Travis | Texas | 512 | 78705 |
| Austin | Travis | Texas | 512 | 78712 |
| Austin | Travis | Texas | 512 | 78719 |
| Austin | Travis | Texas | 512 | 78722 |
| Austin | Travis | Texas | 512 | 78723 |
| Austin | Travis | Texas | 512 | 78724 |
| Austin | Travis | Texas | 512 | 78726 |
| Austin | Travis | Texas | 512 | 78728 |
| Austin | Travis | Texas | 512 | 78751 |
| Austin | Travis | Texas | 512 | 78702 |
| Austin | Travis | Texas | 512 | 78736 |
| Austin | Travis | Texas | 512 | 78758 |
| Austin | Travis | Texas | 512 | 78721 |
| Austin | Travis | Texas | 512 | 78727 |
| Austin | Travis | Texas | 512 | 78731 |
| Austin | Travis | Texas | 512 | 78725 |
| Austin | Travis | Texas | 512 | 78741 |
| Austin | Travis | Texas | 512 | 78730 |
| Austin | Williamson | Texas | 512 | 78717 |
| Austin | Hays | Texas | 512 | 78737 |
| Austin | Travis | Texas | 512 | 78739 |
| Austin | Travis | Texas | 512 | 78750 |
| Austin | Travis | Texas | 512 | 78746 |
| Austin | Travis | Texas | 512 | 78747 |
| Austin | Travis | Texas | 512 | 78783 |
| Austin | Travis | Texas | 512 | 78711 |
| Austin | Travis | Texas | 512 | 78713 |
| Austin | Travis | Texas | 512 | 78765 |
| Austin | Travis | Texas | 512 | 78769 |
| Austin | Travis | Texas | 512 | 78755 |
| Austin | Travis | Texas | 512 | 78774 |
| Austin | Travis | Texas | 512 | 73301 |
| Austin | Travis | Texas | 512 | 78715 |
| Austin | Travis | Texas | 512 | 78716 |
| Austin | Travis | Texas | 512 | 78710 |
| Austin | Travis | Texas | 512 | 78773 |
| Austin | Travis | Texas | 512 | 78720 |
| Austin | Travis | Texas | 512 | 78708 |
| Austin | Travis | Texas | 512 | 78709 |
| Austin | Travis | Texas | 512 | 73344 |
| Austin | Travis | Texas | 512 | 78760 |
| Austin | Travis | Texas | 512 | 78718 |
| Austin | Travis | Texas | 512 | 78778 |
| Austin | Travis | Texas | 512 | 78762 |
| Austin | Travis | Texas | 512 | 78772 |
| Austin | Travis | Texas | 512 | 78768 |
| Austin | Travis | Texas | 512 | 78766 |
| Austin | Travis | Texas | 512 | 78714 |
| Austin | Travis | Texas | 512 | 78799 |
| Austin | Travis | Texas | 512 | 78764 |
| Austin | Travis | Texas | 512 | 78763 |
| Austin | Travis | Texas | 512 | 78767 |
| Austin | Travis | Texas | 512 | 78779 |
| Austin | Travis | Texas | 512 | 78761 |
| Bastrop | Bastrop | Texas | 512 | 78602 |
| Bertram | Burnet | Texas | 512 | 78605 |
| Briggs | Burnet | Texas | 512 | 78608 |
| Buchanan Dam | Llano | Texas | 512 | 78609 |
| Buda | Hays | Texas | 512 | 78610 |
| Burnet | Burnet | Texas | 512 | 78611 |
| Cedar Creek | Bastrop | Texas | 512 | 78612 |
| Cedar Park | Williamson | Texas | 512 | 78613 |
| Cedar Park | Williamson | Texas | 512 | 78630 |
| Coupland | Williamson | Texas | 512 | 78615 |
| Dale | Caldwell | Texas | 512 | 78616 |
| Del Valle | Travis | Texas | 512 | 78617 |
| Driftwood | Hays | Texas | 512 | 78619 |
| Dripping Springs | Hays | Texas | 512 | 78620 |
| Elgin | Bastrop | Texas | 512 | 78621 |
| Fentress | Caldwell | Texas | 512 | 78622 |
| Gause | Milam | Texas | 512 | 77857 |
| Georgetown | Williamson | Texas | 512 | 78626 |
| Georgetown | Williamson | Texas | 512 | 78628 |
| Georgetown | Williamson | Texas | 512 | 78633 |
| Georgetown | Williamson | Texas | 512 | 78627 |
| Granger | Williamson | Texas | 512 | 76530 |
| Hutto | Williamson | Texas | 512 | 78634 |
| Jarrell | Williamson | Texas | 512 | 76537 |
| Kempner | Lampasas | Texas | 512 | 76539 |
| Kyle | Hays | Texas | 512 | 78640 |
| Lampasas | Lampasas | Texas | 512 | 76550 |
| Leander | Travis | Texas | 512 | 78641 |
| Leander | Travis | Texas | 512 | 78645 |
| Leander | Williamson | Texas | 512 | 78646 |
| Liberty Hill | Williamson | Texas | 512 | 78642 |
| Lockhart | Caldwell | Texas | 512 | 78644 |
| Lometa | Lampasas | Texas | 512 | 76853 |
| Manchaca | Travis | Texas | 512 | 78652 |
| Manor | Travis | Texas | 512 | 78653 |
| Martindale | Caldwell | Texas | 512 | 78655 |
| Maxwell | Caldwell | Texas | 512 | 78656 |
| McDade | Bastrop | Texas | 512 | 78650 |
| McNeil | Travis | Texas | 512 | 78651 |
| Milano | Milam | Texas | 512 | 76556 |
| Paige | Bastrop | Texas | 512 | 78659 |
| Pflugerville | Travis | Texas | 512 | 78660 |
| Pflugerville | Travis | Texas | 512 | 78691 |
| Prairie Lea | Caldwell | Texas | 512 | 78661 |
| Red Rock | Bastrop | Texas | 512 | 78662 |
| Rockdale | Milam | Texas | 512 | 76567 |
| Rosanky | Bastrop | Texas | 512 | 78953 |
| Round Rock | Williamson | Texas | 512 | 78665 |
| Round Rock | Williamson | Texas | 512 | 78681 |
| Round Rock | Williamson | Texas | 512 | 78664 |
| Round Rock | Williamson | Texas | 512 | 78683 |
| Round Rock | Williamson | Texas | 512 | 78682 |
| Round Rock | Williamson | Texas | 512 | 78680 |
| San Marcos | Hays | Texas | 512 | 78666 |
| San Marcos | Hays | Texas | 512 | 78667 |
| Smithville | Bastrop | Texas | 512 | 78957 |
| Spicewood | Travis | Texas | 512 | 78669 |
| Staples | Guadalupe | Texas | 512 | 78670 |
| Taylor | Williamson | Texas | 512 | 76574 |
| Thorndale | Milam | Texas | 512 | 76577 |
| Thrall | Williamson | Texas | 512 | 76578 |
| Walburg | Williamson | Texas | 512 | 78673 |
| Weir | Williamson | Texas | 512 | 78674 |
| Wimberley | Hays | Texas | 512 | 78676 |