Here's how to use Instagram's search feature in the Instagram app and in a web browser.
How to Search Hashtags on Instagram to Find Local Customers
Open the Instagram app on your mobile device (or go to Instagram.com) and log in to use Instagram's search feature.
Instagram search is located in the Explore tab of the Instagram app. To access search, tap the magnifying glass icon in the bottom menu. A search box will appear at the top that says Search. Tap the search function to bring up the keyboard.
On Instagram.com, the Instagram search field is at the top of your homepage once you log in.