There are many affiliations, but Orbitz & Travelocity isn't one of them. Here's a few I know of - Orbitz, Hotel Club, Rates to Go, Cheap Tickets, & Ebookers. Expedia, Hotwire, Venere, & Hotels.com. Priceline, Booking.com, & Agoda. Travelocity, Zuji, & Lastminute.com.