Look up any phone number starting with 512 to identify the owner name, address, spam reports, and more. The 512 area code is a telephone area code serving Austin, Texas, and its suburbs.
Enter a full 10-digit number to identify the caller and whether it has been reported as spam.
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Area code 512 covers the Austin metropolitan area and several surrounding areas in central Texas.
Area code 737 was introduced as an overlay for area code 512 in July 2013. Ten-digit dialing is required within the 512/737 territory.
Area code 512 is a general purpose code which was placed in service on January 1, 1947.
Our Texas phone number lookup for the 512 area code analyzes the three-digit prefix to identify the initially assigned telecommunications company and rate center. This prefix code data may help to determine the U.S. carrier, Texas geographic region, and local calling area associated with the phone number.
Phone numbers follow the following structure under the North American Numbering Plan:
Understanding the area code can help you determine if a call is local to your area. However, keep in mind that due to mobile number portability and VoIP services, the caller may be anywhere in the United States, so it’s best to search for the most recent phone number details.
| Company | Number of Prefixes |
|---|---|
| SOUTHWESTERN BELL | 271 |
| NEW CINGULAR WIRELESS PCS, LLC - IL | 95 |
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 49 |
| SPRINT SPECTRUM, L.P. | 48 |
| LEVEL 3 OF TELECOM OF TEXAS, LLC - TX | 44 |
| FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | 38 |
| T-MOBILE USA, INC. | 31 |
| LEVEL 3 COMMUNICATIONS, LLC - TX | 19 |
| ONVOY, LLC - TX | 18 |
| BANDWIDTH.COM CLEC, LLC - TX | 17 |
| USA MOBILITY WIRELESS, INC. | 17 |
| GRANDE COMMUNICATIONS NETWORKS, INC. - TX | 14 |
| MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX | 14 |
| TELEPORT COMMUNICATIONS AMERICA, LLC - TX | 14 |
| CENTURYTEL OF SAN MARCOS, INC. DBA CENTURYLINK | 11 |
| TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL | 11 |
| PEERLESS NETWORK OF TEXAS, LLC - TX | 7 |
| U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | 6 |
| CENTRAL TEL. CO. OF TEXAS DBA CENTURYLINK | 5 |
| AT&T CORP. | 4 |
| METROPCS, INC. | 4 |
| WORLDCALL INTERCONNECT INC. | 4 |
| AMERICAN MESSAGING SERVICES, LLC | 3 |
| CEBRIDGE TELECOM TX , L.P. - TX | 3 |
| CENTURYLINK COMMUNICATIONS, LLC | 3 |
| IONEX COMMUNICATIONS SOUTH, INC. - TX | 3 |
| AT&T - LOCAL | 2 |
| CAPROCK TELECOMMUNICATIONS CORP. - TX | 2 |
| GLOBAL CROSSING LOCAL SERVICES, INC. - TX | 2 |
| MATRIX TELECOM, LLC. S/I/I TNCI - TX | 2 |
| TELNYX LLC | 2 |
| USFON, INC. - TX | 2 |
| AUSTIN BESTLINE COMPANY | 1 |
| CSC WIRELESS, LLC | 1 |
| FOREMOST TELECOMMUNICATIONS CORPORATION - TX | 1 |
| INTRADO COMMUNICATIONS, LLC | 1 |
| NUSO, LLC | 1 |
| ONVOY SPECTRUM, LLC | 1 |
| RCLEC, INC. - TX | 1 |
| WESTEL, INC. - TX | 1 |
| YMAX COMMUNICATIONS CORP. - TX | 1 |
Carrier names have been updated from their original FCC assignments to reflect current companies following mergers, acquisitions, and rebranding. Updates were determined using AI-assisted research and may not be accurate or reflect up to date changes. This data is provided without warranties of accuracy or completeness.
| Rate Center | Number of Prefixes |
|---|---|
| AUSTIN | 579 |
| GEORGETOWN | 28 |
| SAN MARCOS | 26 |
| BASTROP | 19 |
| LEANDER | 11 |
| LOCKHART | 11 |
| BURNET | 8 |
| TAYLOR | 7 |
| KYLE | 6 |
| LAMPASAS | 6 |
| ROCKDALE | 6 |
| BUDA | 5 |
| WIMBERLEY | 5 |
| DALE-LTNSP | 4 |
| DRIPPNGSPG | 4 |
| ELGIN | 4 |
| JARRELL | 4 |
| SMITHVILLE | 4 |
| BERTRAM | 3 |
| BUCHANNDAM | 3 |
| HUTTO | 3 |
| LIBERTY HL | 3 |
| LOMETA | 3 |
| MILANO | 3 |
| PAIGE | 3 |
| ADAMSVILLE | 2 |
| KEMPNER | 2 |
| MARTINDALE | 2 |
| MCDADE | 2 |
| THORNDTHRL | 2 |
| BRIGGS | 1 |
| COUPLAND | 1 |
| FENTRESS | 1 |
| GRANGER | 1 |
| SANGABRIEL | 1 |
| XXXXXXXXXX | 1 |
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