How do you contact carnival cruise lines? Instructions 1. Acquire the planned route of the cruise. Find a copy of the cruise journey. 2. Contact via email. Reach the person through email first. 3. Make a call. Call the ship via carnival. 4. Contact the traveller through mobile phone. Call the passenger’s cell phone.What is celebrity cruise lines phone number? Celebrity Cruises Customer Service Phone Number. Phone Number of Celebrity Cruises is 1-800-256-6649 . Celebrity Cruises is a provider of the cruise services. It has presence at the various locations in the world. The company in 1997 became a part of Royal Caribbean International and thus Royal Caribbean Cruises Limited was established.What is carnival cruise line phone number? Phone Number of Carnival Cruise Line Travel Agent is (800)929-6400 / (800)845-2599 . Carnival cruise line travel agent is a person who renders perse range of quality cruises and various tour packages at affordable rates.Who owns american cruise lines? History as a US-based cruise line (1989–present) In 1989, the Holland America Line was purchased by Carnival Corp, thus becoming an American owned cruise line headquartered in Seattle in the United States.