Shipping Rate by Distance API not working. Home › WPAli Support Forums › Shipping Rate by Distance › Shipping Rate by Distance API not working. This topic contains 1 reply, has 2 voices, and was last updated by Ali Khallad 3 weeks, 5 days ago. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts August 27, 2019 at 12:51 pm #902 FrankGParticipant Hi. Just purchase and trying to get it setup but keep getting the following error: “REQUEST_DENIED: This API project is not authorized to use this API.” Would you have any suggestions to help get this working? August 27, 2019 at 12:55 pm #903 Ali KhalladKeymaster You need to enable Google Distance Matrix API on you project. Please read the documentation for more details. Author Posts Viewing 2 posts - 1 through 2 (of 2 total) You must be logged in to reply to this topic.