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Carnival Cruise Lines
Call 1-800-Carnival or visit https://www.carnival.com/ to book your cruise or manage your account.
1. To book a new cruise, call 1-800-Carnival or visit https://www.carnival.com/. 2. To use for shore excursions or onboard purchases, print your e-card. 3. Present the printed e-card at the Guest Services Desk on board your ship. 4. The value will be applied as a credit to your Sail & Sign account.