American Canadian Caribbean Line // 800-556-7450, accl-smallships.com. Grande Caribe, Grande Mariner, Niagara Prince
American Cruise Lines // 800-814-6880, americancruiselines.com. American Eagle, American Glory, American Spirit, American Star
American West Steamboat Co. // 800-434-1232, columbiarivercruise.com. Empress of the North, Queen of the West
Carnival Cruise Lines // 800-327-9501, carnival.com. Carnival Conquest, Carnival Destiny, Carnival Freedom, Carnival Glory, Carnival Legend, Carnival Liberty, Carnival Miracle, Carnival Pride, Carnival Spirit, Carnival Triumph, Carnival Valor, Carnival Victory, Celebration, Ecstasy, Elation, Fantasy, Fascination, Holiday, Imagination, Inspiration, Paradise, Sensation
Celebrity Cruises // 800-437-3111, celebritycruises.com. Celebrity Journey, Celebrity Xpedition, Century, Constellation, Galaxy, Infinity, Mercury, Millennium, Summit, Zenith
Costa Cruises // 800-462-6782, www.costacruise.com. Costa Allegra, Costa Atlantica, Costa Classica, Costa Concordia, Costa Europa, Costa Fortuna, Costa Magica, Costa Marina, Costa Mediterranea, Costa Romantica, Costa Serena, Costa Victoria
Crystal Cruises // 800-820-6663 or 800-804-1500; crystalcruises.com. Crystal Serenity, Crystal Symphony
Cunard Line // 800-528-6273; cunard.com. Queen Elizabeth 2, Queen Mary 2
Discovery World Cruises // 866-623-2689, discoveryworldcruises.com. Discovery
Disney Cruise Line // 800-951-3532; disneycruise.com. Disney Magic, Disney Wonder
Fred. Olsen Cruise Lines // 800-843-0602, www.fredolsen.co.uk. Black Prince, Black Watch, Boudicca, Braemar
French Country Waterways // 800-222-1236, fcwl.com. Adrienne, Esprit, Horizon II, Nenuphar, Princess
Galapagos Cruises // 866-672-4533, galapagos-inc.com. Ahmara, Alta, Beluga, Coral, Coral II, Diamante, Eclipse, Eric, Evolution, Flamingo, Galapagos Explorer II, Galapagos Legend, Isabella, Lammer Law, Letty, Mistral, Parranda, Santa Cruz, Xpedition
Great Lakes Cruise Co. // 888-891-0203, greatlakescruising.com. Canadian Empress, Columbus, Georgian Clipper, Grande Caribe, Grande Mariner, Spirit of Nantucket
Holland America Line // 800-426-0327, hollandamerica.com. Amsterdam, Maasdam, Oosterdam, Prinsendam, Rotterdam, Ryndam, Statendam, Veendam, Volendam, Westerdam, Zaandam, Zuiderdam
Lindblad Expeditions // 800-397-3348, expeditions.com. Islander, National Geographic Endeavour, Polaris, River Cloud, Sea Bird, Sea Cloud II, Sea Lion, Sea Voyager
Majestic America Line // 800-434-1232, majesticamericaline.com. American Queen, Columbia Queen, Contessa, Delta Queen, Empress of the North, Mississippi Queen, Queen of the West
MSC Cruises // 800-666-9333, msccruises.com. Armonia, Lirica, Melody, Musica, Opera, Orchestra, Rhapsody, Sinfonia
Norwegian Coastal Voyage // 800-323-7436, coastalvoyage.com. Finnmarken, Kong Harold, Lofoten, Midnatsol, Narvik, Nordkapp, Nordlys, Nordstjernen, Polarlys, Richard With, Trollfjord, Vesteralen
Norwegian Cruise Line // 800-327-7030, ncl.com. Norwegian Crown, Norwegian Dawn, Norwegian Dream, Norwegian Gem, Norwegian Jewel, Norwegian Majesty, Norwegian Pearl, Norwegian Spirit, Norwegian Star, Norwegian Sun, Norwegian Wind, Pride of Aloha, Pride of America, Pride of Hawaii
Oceania Cruises // 800-531-5619, oceaniacruises.com. Insignia, Nautica, Regatta
Orient Lines // 800-333-7300, orientlines.com. Marco Polo
Peter Deilmann Cruises // 800-348-8287, deilmann-cruises.com. Casanova, Cizanne, Danube Princess, Deutschland, Dresden, Fridiric Chopin, Heidelberg, Katharina, Mozart, Princesse de Provence
Princess Cruises // 800-774-6237, princesscruises.com. Caribbean Princess, Coral Princess, Crown Princess, Dawn Princess, Diamond Princess, Emerald Princess, Golden Princess, Grand Princess, Island Princess, Pacific Princess, Regal Princess, Royal Princess, Sapphire Princess, Sea Princess, Star Princess, Sun Princess, Tahitian Princess
Quark Expeditions // 800-356-5699 quark-expeditions.com. Akademik Shokalskiy, Kapitan Khlebnikov, Orlova, Professor Molchanov, Professor Multanovskiy, Yamal
Regent Seven Seas Cruises (formerly Radisson) // 800-285-1835, rssc.com. Explorer II, Paul Gauguin, Seven Seas Mariner, Seven Seas Navigator, Seven Seas Voyager
ResidenSea // 800-970-6601, residensea.com. The World
RiverBarge Excursions // 888-456-2206, riverbarge.com. River Explorer
Royal Caribbean International // 800-327-6700, royalcaribbean.com. Adventure of the Seas, Brilliance of the Seas, Empress of the Seas, Enchantment of the Seas, Explorer of the Seas, Freedom of the Seas, Grandeur of the Seas, Jewel of the Seas, Legend of the Seas, Majesty of the Seas, Mariner of the Seas, Monarch of the Seas, Navigator of the Seas, Radiance of the Seas, Rhapsody of the Seas, Serenade of the Seas, Sovereign of the Seas, Splendour of the Seas, Vision of the Seas, Voyager of the Seas
Seabourn Cruise Line // 800-929-9391, seabourn.com. Seabourn Legend, Seabourn Pride, Seabourn Spirit
Silversea Cruises // 800-722-9955, silversea.com. Silver Cloud, Silver Shadow, Silver Whisper, Silver Wind
Star Clippers // 800-442-0551, starclippers.com. Royal Clipper, Star Clipper, Star Flyer
Star Cruises // 800-327-7030, www.starcruises.com. MegaStar Aries, MegaStar Taurus, Star Pisces, SuperStar Gemini, SuperStar Libra, SuperStar Virgo
Viking River Cruises // 877-668-4546, vikingrivers.com. Burgundy, Century Sky, Century Sun, Danube, Europe, Kirov, Lavrinenkov, Lomonosov, Neptune, Pakhomov, Pride, Schumann, Seine, Sky, Spirit, Sun, Surkov
Windjammer Barefoot Cruises // 800-327-2601, windjammer.com. Legacy, Mandalay, Polynesia, Yankee Clipper
Windstar Cruises // 800-258-7245, windstarcruises.com. Wind Spirit, Wind Star, Wind Surf