SAN FRANCISCO (KPIX 5) – Whole Foods market is warning customers of several Bay Area locations that their credit card information may have been breached.

According to a company statement, the breach involves credit card systems at restaurants and taprooms in some stores. The breach does not involve grocery store registers, which use a different point of sale system.

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“Whole Foods Market encourages its customers to closely monitor their payment card statements and report any unauthorized charges to the issuing bank,” Whole Foods said in a statement.

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Bay Area locations impacted by the breach include:
• Cupertino / Stevens Creek Boulevard
• Dublin / Dublin Boulevard
• Mill Valley / East Blithedale
• San Francisco / Rhode Island Street
• San Francisco / 4th Street
• San Jose / The Alameda
• Santa Clara / Augustine Drive
• Walnut Creek / Ygnacio Valley Road

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Amazon.com, which recently acquired Whole Foods, said its systems were not impacted by the breach.