Tap Set Up Now. Then check your iPhone for a voicemail. Apple Iphone 5s Set Up Voicemail At T First call your SIM Provider and ask them to activate Voice Mail feature for your number. How to setup voicemail on iphone 5 . Set your time zone by selecting your state. Tap the Phone icon on your home screen to launch your phone calling app. Enter a passcode the passcode must be four to six digits. Open the Phone app on your iPhone. Once youve set up your voicemail stay on the line. Check your voicemail on iPhone. This tutorial will show you how to set up voicemail to iPhone. Alternatively you can set up voicemail by selecting Phone then pressing. Thats going to plug directly right into your computer system. Please note your initial mailbox setup can only be done by calling 121 directly from your phone. Httpgowoamei9Tk3 How to Host a Webinar. In this video I show you how to set up voicemail on your iPhoneGetting Started with Evernote Webinar. Create a ...