Ferries from Klaipėda to Smiltynė and Curonian Spit are going from two different ferry ports:
The Old Ferry port - passenger ferry and people with bikes, and The New Ferry port - car transport ferry.
The Old Ferry port (passengers and bicycles):
"Šiaurinis ragas" at Danės g. 1
The New Ferry port (vehicle):
Nemuno St. 8
Information: +370 46 311 117
More information about time tables and prices – http://www.keltas.lt/en/