Walker Dieckmann

Nat’l retail-delivery service rolls onto Long Island

By GREGORY ZELLER // Have you ever wished you could get a gallon of organic milk from Whole Foods, a bag of kibble from Petco and your vitamins from CVS, without all the driving and crowds and checkout lines? According to Instacart, you probably have. Responding to “incredible demand” from Long Island residents, the San Francisco-based retail delivery service is expanding operations to include Nassau and Suffolk counties. Beginning Aug. 1, customers in 110 Long…