Long Lake Seaplane Base may refer to:
Long Lake Seaplane Base (Naples, Maine), in Naples, Maine, United States (FAA: 76B) Long Lake Seaplane Base (Sinclair, Maine), in Sinclair, Maine, United States (FAA: 92B) Long Lake Helms Seaplane Base, in Long Lake, New York, United States (FAA: NY9) Long Lake Sagamore Seaplane Base & Marina, in Long Lake, New York, United States (FAA: K03)
See also Long Lake (disambiguation)