| Hotel & Rent-a-car Reservation |
Starwood Hotels and Resorts
Sheraton Hotels & Resorts
Four Points Sheraton
Westin Hotels and Resorts
St. Regis
W Hotels
Sol Melia Hotels |
Inter-continental Hotels & Resorts
Crown Plaza Hotels & Resorts |
| The Ritz-Carlton |
| Hyatt Hotels & Resorts |
| Four Seasons Hotels & Resorts |
Marriott International
Renaissance Hotels, Resorts and Suites
Ramada International |
| Hilton Hotels International |
| Regent Intenational Hotels |
Forte Hotel Group
Le Meridien Hotels & Resorts |
| Kempinski Hotels & Resorts |
| Steigenberger Hotels & Resorts |
| Intercity Hotels in Germany |
| Mandarin Oriental Hotel Group |
| ANA Hotels International |
| Nikko Hotels International |
| Shangri-La Hotels & Resorts |
| Concorde Hotels & Resorts |
| Summit Hotels & Resorts |
| Pan Pacific Hotels & Resorts |
| Meritus Hotels & Resorts |
| Okura Hotels & Resorts |
| Hotel New Otani |
| Peninsula Hotel Group |
| Raffles International Hotels & Resorts |
| Evergreen International Hotels |
| Jumeirah international Hotels |
| Golden Tulip Hotels･Inns･Resorts |
SRS World Hotels
Pan pacific Hotels & Resorts
Stamford Hotels & Resorts
Steigenberger Hotels & Resorts
Lindner Hotels & Resorts |
| Sol Melia Hotels |
| Tokyu Hotels |
| Summit Hotels |
| Swissôtels Hotels & Resorts |
| Fairmont Hotels & Resorts |
| Radisson SAS Hotels |
| Leading Hotels of the World |
Holiday Inn Hotels ･ Resorts
Bass Hotels & Resorts |
| Park Plaza International Hotels Inns Resorts |
| Wyndham Hotels & Resorts |
| MeriStar Hotels & Resorts |
| Howard Johnson Hotels |
| Delta Hotels & Resorts |
| Outrigger Hotels & Resorts |
| Preferred Hotels & Resorts |
| Rodd Hotels & Resorts |
| IInterstate Hotels & Resorts |
| Caribbean vacations, resorts and hotels |
| Rydges Hotels Resorts |
| Best Western Hotels |
| Choice Hotels International |
| Aston Hotels & Resorts in Hawaii |
| Rihga Loyal Hotels |
| Imperial Hotels Tokyo, Osaka & Kamikochi |
| Miyako Hotels & Resorts |
| JR Hotel Group & Rail Network in Japan |
| Keio Plaza Hotels |
| All the Hotels World Wide |
| Access World Travel |
| Hotelguide.com |
Rooms Plus Travel Guide (Hotels, Motels & BBs)
Online Bookable Hotel Chains |
| Travelpage.com |
| Travel Web |
| Lowestfare.com |
| Freehotelsearch.com |
| Tripadvisor.com |
| Find-Hotel-Discounts.com |
| Hotelbycity.com |
| TravelCheck.com |
| World-stay.com |
| Activehotel.com |
| Hertz |
| Budget Budget |
| Avis |
| National Maggíore Italia |
| Alamo Alamo-Freeways |
| Europecar |
| Dollarcar |
| Star alliance |
 Major Airlines Online
- USA - World Travel |
 European Railways Timetables |
