San Antonio area codes in brief
| Code | Main places | Since | Overlay | Time zone | Exhaust |
|---|---|---|---|---|---|
| 210 | San Antonio | 1992 | 726 | Central time | 2072 |
| 726 | San Antonio | 2017 | 210 | Central time | 2072 |
NANPA public reports are the source here: the area code report and the rate-centre report, file dated 11/01/2026. Exhaust year: the NANPA projections 2026-1 (April 2026). Not an official NANPA site.
Area codes close to San Antonio
Within the metro area of San Antonio-New Braunfels, TX, another code is 830.
Get your own San Antonio number
A San Antonio number can come from one of two routes. With a provider, a new number comes with the plan. At sign-up, it is selected from those the provider holds in the code. A seller posts numbers it already has, often ones with a pattern, at a one-time price. After that, you move it to a provider.
Providers ranked by first-year cost
| Provider | Cheapest plan | First year | Link |
|---|---|---|---|
 Free app | Basic (Just for me), free | $0 | Open Google Voice |
 Free app | Free plan, free | $0 | Open TextNow |
 Developer API | Pay-as-you-go local number, $1.15 a month | $13.80 | Open Twilio |
 Second-number app | Standard, $3.99 a month billed yearly | $47.99 | Open Burner |
 Toll-free specialist | Solo, $6.99 a month billed yearly | $84 | Open UniTel Voice |
 Second-number app | Deluxe (local number), $6.99 a month billed yearly | $102.88 | Open GoDaddy Conversations (formerly Smartline) |
Sellers that list local numbers
| Seller | What it sells | Listed price | Monthly fee | Link |
|---|---|---|---|---|
 Marketplace | Local numbers | From $9 one-time | None stated | Search at Exclusive Digits |
 Marketplace | Local and toll-free | From $9.95 one-time | $2.99 a month | Search at NumberBarn |
 Number broker | Local and toll-free | From $99 one-time | None stated | Search at RingBoost |
 Number broker | Local and toll-free | From $100 one-time | None stated | Search at PhoneNumberExpert |
| 212areacode.comNumber broker | Local numbers | From $150 one-time | None stated | Search at 212areacode.com |
Some sellers and providers may pay us a referral fee. First-year cost determines the order, which never changes. How we earn
San Antonio area code questions
Which area code does San Antonio use?
San Antonio is served by 210 and 726. Since they overlay one another, a new number can come from either one.
Which San Antonio area code is the original?
In service since 1992: 210.
For a local call in San Antonio, do I dial the area code?
Yes: full 10-digit dialling applies.