These are top and recommended Store Locator Extensions For Magento 2 Ecommerce

1) Landofcoder store locator: Magento 2 Store Location supplies you with a range of features which will be one of the best solution for your products.
Link: https://landofcoder.com/magento-2-store-locator.html

2) Magedelight store locator:
Magento 2 Store Locator helps shoppers easily find the nearest stores, office, etc by supports of Google Maps & search by distance, zip code, state. Show store's information, store direction accurately, import store locator, Cron Job Import
Link: https://www.magedelight.com/store-locator-magento-2.html

3) CMSmart
Store Locator Extension For Magento 2 helps you show your stores on one single map and your customers can quickly find a store location nearest them and obtain directions.
Link: https://cmsmart.net/magento-2-extensions/store-locator-extension-for-magento-2

Add this extension to your recommendation list.
Store Locator Extension for Magento 2 By FMEextensions
With this extension, you can make a committed Store Locator Page and display them on Google Maps. Customers can search your stores by Address. Tags will give you more exposure in Search Engines.

Link- https://www.fmeextensions.com/store-locator-extension-magento-2.html