What is the phone number for Royal Caribbean cruise cancellation?

Based on the search results, there appear to be several different phone numbers provided for Royal Caribbean customer service and cancellations. To ensure you reach the correct department for canceling your cruise, you might consider using the following numbers:

+1-855-732-4023 This number is listed as the primary Royal Caribbean cancellation number for the USA, and it connects you to their support team for cancellation inquiries. This number is also given for individual reservations in the US and Canada. This number is also mentioned as available for general customer service inquiries and post-cruise assistance.
+𝟙-(𝟠𝟝𝟝)-𝟟𝟛𝟚-𝟜𝟘𝟚𝟛 This number is also mentioned in the context of canceling or modifying your Royal Caribbean cruise. 

You can also find further contact options and resources on the official Royal Caribbean website. Important Notes:

Cancellation policies can vary depending on your specific booking and when you cancel.
If you booked through a travel agent, you'll need to contact them to process the cancellation.
Refunds may take 7-10 business days to process after cancellation.
Some bookings may have a non-refundable deposit. 

It's recommended to consult Royal Caribbean's cancellation policy and your booking terms for the most accurate information regarding your specific reservation.