Anchorage, AK

ZIP code 99599 belongs to Anchorage, Alaska, specifically for PO Box mail only. Located in the heart of downtown Anchorage, this ZIP code is known for housing important landmarks such as the Anchorage Museum at Rasmuson Center, the Alaska Center for the Performing Arts, and the bustling Town Square Park. Surrounded by shops, restaurants, and cultural institutions, it is a vibrant hub of activity in the city.