Interval International is a globally recognized leader in vacation ownership and exchange services, dedicated to providing seamless and flexible travel experiences for families and individuals worldwide. With a core focus on timeshare and lodging rentals, we connect nearly 3,200 resorts across over 90 countries, ensuring our members enjoy a diverse array of premium vacation options. Renowned for our reliability and extensive network, we serve approximately 1.7 million member families, backed by a strong presence in 12 countries. Our commitment to quality, trust, and innovation underpins every service, offering members exclusive access to high-value benefits, flexible exchange opportunities, and dedicated support. As a trusted name in the industry, we prioritize transparency, customer satisfaction, and ongoing improvement to deliver memorable travel moments for our community.

Interval Membership Number

Once you log in using your username and password, you'll be prompted to choose a membership number to access your account. You also have the option to change your membership on IntervalWorld.com.