Question: how to add a location on instagram story?
Answer: Swipe right on the screen to start a Story. Take a photo or a Boomerang. ... 
Tap the happy-face icon at the top of the screen. If you don't see the icon, you don't have the update, and you should head over to the App Store.
Choose “Location” from the menu of stickers. ... 
Customize your sticker.