Walmart has guns, video games, cell phones, laptops, food, drinks, and bathrooms. Not to mention a photo place in case you survive and are famous. ;D I could live in that place.
Hawaii. They're islands so once you kill every zombie on that island you're safe. Plus then you get to chill in Hawaii
When a zombie apoclyspe the safest place will be a hidden underground base but hawai is a great option too