Anchorage, AK

ZIP code 99521 is located in Anchorage, Alaska. This area is home to the Ted Stevens Anchorage International Airport, the largest and busiest airport in the state. Additionally, the Lake Hood Seaplane Base, the world's busiest seaplane base, is also situated within this ZIP code. Other notable landmarks in the area include Kincaid Park, offering beautiful trails for outdoor enthusiasts.