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There are ferry services to Cagliari (south coast), Porto Torres (north coast), and Olbia, Golfo Aranci and Arbatax (east coast).
Have a look at Ferriesonline or iTraghetti , or the state-owned ferry service Tirrenia (year-round service) and the private companies Moby Lines, Sardinia FerriesGrimaldi, Snav
Daily ferries link Northern Sardinia with Corsica (it is possible to take a day trip to Bonifacio, Corsica) from Santa Teresa di Gallura
