Contact United Vacations We are with you every step of the way, from the day you start dreaming about your getaway to the moment you return home. Use the contact information below for assistance before, during, and after your vacation. You can also find answers to many of your questions by reviewing Frequently Asked Questions. Pre-travel contact information Call: 1-888-854-3899 or complete this form. Vacation planning assistance is available every day of the week from 7AM to 12AM EST. For help with your current reservation, contact us Mon-Sun from 9AM to 9PM EST. During-travel contact information Call: 1-800-338-6538 or 414-934-3500 Email: duringtravel@unitedvacations.com or complete this form. Your in-destination travel experts For many of our Mexico and Caribbean destinations, we have in-destination teams to help ensure that you travel safely. Contact information for these teams can be found in your e-travel documents. Post-travel contact information Call: 1-800-359-7268. Available Monday-Friday from 9AM to 5:30PM EST. Email: aftertravel@unitedvacations.com or complete this form. Groups travel contact information Call: 1-844-904-0187 Contact United Vacations for group requests of 20 or more travelers, or for more information about flexible Groups Your Way group options. The team is available Monday-Friday from 9AM to 7PM EST. Write to United Vacations If you would like to send us a letter or return documents, our address is: United Vacations Attn: Customer Service 8969 N. Port Washington Rd. Milwaukee, WI 53217