The incidents took place in June in Suffolk County in the Setauket, Terryville, Stony Brook, and Port Jefferson areas.
According to police, the two men entered the cars and stole wallets containing cash, credit and debit cards, and licenses.
They were seen driving what appears to be a light-colored sedan, police said.
Suffolk County Crime Stoppers offers a cash reward for information that leads to an arrest. Anyone with information about these incidents can contact Suffolk County Crime Stoppers to submit an anonymous tip by calling 1-800-220-TIPS.
All calls will be kept confidential.
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