How do I make an IDD 001 call? Admin June 26, 2019 10:08 Follow Dial 001 -> Country code -> Area Code -> Telephone Number Or Dial “+” -> Country Code -> Area Code -. Telephone Number Related articles How are IDD calls charged? How do I make an IDD 019 call? Will my IDD usages be reflected on my bills? Where can I refer to the rates for IDD services? Are there any registration fees or monthly subscription charge for IDD 001 and IDD 019? Comments 0 comments Please sign in to leave a comment.