What IDD services are available for Grid Mobile customers? Admin August 16, 2019 03:54 Updated Follow With Grid Mobile, you will have access to IDD001 and IDD019 Related articles What is the difference between IDD 001 and IDD 019? What will happen to my points if I cease my account with grid mobile? Where can I refer to the rates for IDD services? How are IDD calls charged? How do I make an IDD 019 call? Comments 0 comments Please sign in to leave a comment.