@Srivastava, Praveen (Cognizant) Thank you for your question regarding Azure Signal R and its availability in UAE, specifically the UAE North data center.
We are happy to share with you that Azure Signal R is available in UAE North. This can be verified on our products page here.
We also went ahead and created an Azure Signal R service in UAE North, and it successfully deployed as verified in the below screenshot.
Please let us know if you have any further questions or concerns. If this answer was helpful, please mark it as an answer to help others in the community.