Join Interval International today

Start taking advantage of exciting vacation exchange opportunities and an array of membership benefits.

If you already own vacation time at a resort affiliated with Interval International, enroll in Interval's membership program by completing the online application and returning it by fax or mail.


MAILING ADDRESS: Interval International
Membership Services
P.O. Box 430960
Miami, FL 33243-0960

Download membership application now.

NOTE: Online applications are currently available only for residents of the United States, Canada, and the Caribbean. Residents of other regions should contact their Member Services Center. Contact Information

After your ownership information is verified, your account will be activated and your membership materials will be sent to you. (Please allow two to four weeks for delivery.)

If you acquired your vacation time as the result of a resale purchase or transfer of ownership, confirm with your resort that you are listed as the owner of record before applying for Interval membership.

If you have any questions, please call Customer Service at +1-888-784-3447 or +1-305-668-3414. Or send an e-mail to