iacisrmma: But most BR stores are not under hashgacha. The OP asked about “any location.” Obviously if the store is under a hashgacha you trust (and you use chalav stam), you can eat the ice cream there.
RedQuest, I believe there is a topic here on Starbucks. You can also check the Star-K website, which has a handy chart on their recommendations for Starbucks (click on lists and resources, the look at kosher lists).