Can I call back customer from a voicemail? Brittany Thrasher February 07, 2018 21:36 Follow Sure! From your messages inbox page, swipe the message to the Left and you will be given a green button to call. Related articles How do I set up my phone with the Grasshopper iPhone app? How can I delete a voicemail within the iPhone app? I can't make calls from my Android device Can I change a contact name in the app? Can I change the call forwarding number from within the app? Comments 0 comments Article is closed for comments.