You can contact Royal Caribbean customer service by calling +1-800-950-4401 (USA) or 1-866-562-7625, available 24/7. For inquiries, you can also email royalguestrelations@rccl.com. If you purchased a product onboard, reach out to Starboard Cruises at the same number (+1-800-950-4401 (USA) or 1-866-562-7625) or visit their website. For reservations, excursions, or special requests, visit www.royalcaribbean.com. Social media support is also available via Facebook and Twitter. For quicker service, have your booking details ready when calling or emailing.