Prefix 512-210 — San Marcos, TX
- Area code
- 512
- Prefix (NXX)
- 210
- Rate center
- San Marcos
- State
- Texas
- Time zone
- Central
- Code holder
- CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX
- OCN
- 6506
- Pooled
- Yes (thousands-block pooling)
- Assigned
- 2015-03-27
- LATA
- 558
The 512-210 prefix belongs to area code 512 and is anchored to the San Marcos rate center (TX). In NANP terms, the prefix — or NXX — determines the rate center a number is billed against.
San Marcos is part of the Austin-Round Rock-San Marcos, TX Metropolitan Statistical Area. For routing purposes it sits in LATA 558. Numbers here keep Central time.
NANPA's central-office code records list CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX (OCN 6506) as the code holder, assigned March 27, 2015. Because 512-210 participates in thousands-block pooling, individual 1,000-number blocks may belong to other carriers than the code holder.
Caller ID showing 512-210 is not proof the call came from San Marcos: spoofing and porting both detach numbers from their origin. To verify a caller, hang up and dial the organization's published number, and report suspicious calls to the FTC.
Neighboring prefixes
| Prefix | Rate center | Code holder |
|---|---|---|
| 512-207 | Austin | SOUTHWESTERN BELL |
| 512-208 | Austin | AMERICAN MESSAGING SERVICES, LLC |
| 512-209 | Austin | AMERICAN MESSAGING SERVICES, LLC |
| 512-212 | Martindale | NEW CINGULAR WIRELESS PCS, LLC - IL |
| 512-213 | Lockhart | LEVEL 3 COMMUNICATIONS, LLC - TX |
| 512-214 | San Marcos | T-MOBILE USA, INC. |
FAQ
Where is 512-210 located?
The prefix is assigned to the San Marcos rate center in TX, area code 512. It is part of the Austin-Round Rock-San Marcos, TX Metropolitan Statistical Area.
Which company owns 512-210 numbers?
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX holds the code, but the prefix is pooled — individual thousands-blocks can be assigned to other carriers, and numbers may be ported to any provider.
Is a call from 512-210 safe to answer?
The prefix itself says nothing about the caller. Legitimate San Marcos businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.