How many stamps do you need to send a letter to Sri Lanka? Admin November 12, 2010. Posted in Travel & Tourism 1098 2 Comments I need to send a letter to my pen pal in Sri Lanka, but I do not know how many stamps I need. I don’t want the price, just the amount of stamps. Blog this! Bookmark on Delicious Digg this post Recommend on Facebook Share on Linkedin Tweet about it Subscribe to the comments on this post Print for later Bookmark in Browser Tell a friend Related PostsSri Lanka Vs India : Champions Trophy 2017 Highlights Trackback from your site. 2 thoughts on “How many stamps do you need to send a letter to Sri Lanka?” The Doyen says: November 12, 2010 at 7:49 pm stamps come in various denominations, so knowing the price is a prerequisite to knowing how many stamps will be needed. Reply Feel The Rainbow says: November 12, 2010 at 7:49 pm Just call the post offic and ask them. Reply Leave a Reply Cancel reply Your email address will not be published. Required fields are marked *Comment Name * Email * Website Human Verification: In order to verify that you are a human and not a spam bot, please enter the answer into the following box below based on the instructions contained in the graphic.