Area code · TX
210 area code
The 210 area code serves San Antonio, Texas. Look up a specific 210 number, check spam reports, and stop spam calls automatically.
schedule2 min readUpdated May 15, 2026By the Halo team
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Location
San Antonio, TX
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Timezone
Central
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State
Texas
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Major cities
San Antonio
ABOUTAbout the 210 area code
The 210 area code is assigned to San Antonio, Texas. Phone numbers with this area code are used by residents and businesses in the San Antonio metropolitan area and surrounding communities.
If you've received an unwanted call from a 210 area code number, use the Halo phone lookup tool to check if it has been reported as spam. Halo AI blocks 99% of spam calls at the network level, protecting you from robocalls, scams, and telemarketers before they ever reach your phone.
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