Area Code 210
Area code 210 covers San Antonio in Texas, in the Central Time.
Area code 210 quick facts
| Location | San Antonio, Texas |
|---|---|
| Time zone | Central Time |
| In service | 1992-11-01 |
| Overlay codes | 726 |
| Nearby codes | 726, 830, 512, 737, 361, 254 |
| Carrier coverage | 784 prefixes; 47% wireless |
| FTC complaint data | 422 complaints across 92 numbers |
| Data current as of | August 2, 2026 |
Is a call from 210 a scam? Who called me from 210?
FTC complaints involving 210 numbers
Numbers shown with area code 210 in the FTC's Do Not Call “Reported Calls” database (recent reporting window). Most common reported reasons: “Other”, “Medical & prescriptions”, “Calls pretending to be government, businesses, or family and friends”.
Most-complained 210 numbers:
- (210) 531-8722 — 21 complaints
- (210) 374-8073 — 20 complaints
- (210) 520-6400 — 16 complaints
- (210) 448-1971 — 15 complaints
- (210) 622-8845 — 13 complaints
These are FTC Do Not Call complaints filed about specific numbers shown with this area code — frequently spoofed. The area code itself is not a scam. See the most-reported area codes and the most-reported phone numbers nationwide.
Cities in area code 210
San Antonio
Area codes by city
Carriers in area code 210
Area code 210 spans 784 prefixes, about 47% wireless. Top carriers: SOUTHWESTERN BELL, NEW CINGULAR WIRELESS PCS, LLC - IL, T-MOBILE USA, INC., ONVOY, LLC - TX. Look up the carrier and line type for a 210 number.
Other Texas area codes
- 214 — Dallas
- 254 — Waco
- 281 — Houston
- 325 — Abilene
- 346 — Houston
- 361 — Corpus Christi
- 409 — Beaumont
- 430 — Longview
- 432 — Odessa
- 469 — Dallas
- 512 — Austin
- 621 — Pasadena
- 682 — Arlington
- 713 — Houston
- 726 — San Antonio
- 737 — Austin
- 806 — Lubbock
- 817 — Fort Worth
- 830 — New Braunfels
- 832 — Houston
- 903 — Tyler
- 915 — El Paso
- 936 — Conroe
- 940 — Wichita Falls
- 945 — Grand Prairie
- 956 — Laredo
- 972 — Dallas
- 979 — Bryan-College Station
Nearby area codes
Frequently asked questions
Where is area code 210?
Area code 210 covers San Antonio in Texas, in the Central Time.
What cities use area code 210?
Area code 210 serves San Antonio in Texas.
What time zone is area code 210 in?
Area code 210 is in the Central Time (America/Chicago).
How do you dial a 210 number?
Dial all 10 digits: 210 followed by the 7-digit local number. From abroad, dial +1 210 and the local number.
Is a call from area code 210 a scam?
A 210 number is geographically tied to Texas, but caller ID can be spoofed, so the displayed area code does not prove where a caller really is. If you did not expect the call, do not share personal information and consider looking the number up.
Is 210 a country code?
No. 210 is a US area code (a domestic 3-digit code), not a country code. The country (calling) code for the United States is +1, shared across the North American Numbering Plan. So a full 210 number written for international dialing looks like +1 210 followed by the 7-digit local number.
Sourced from the official NANPA (North American Numbering Plan Administrator) numbering database, current as of August 2, 2026. Refreshed monthly.