For building a store locator that can find the nearest points of interest to a user's location, PlaceKit is a good option. This geocoding API and autocomplete service has a built-in store locator feature with unlimited location settings and live patching for the latest addresses. It works in 246 countries and supports many languages for global reach, and it can be used with any map provider for mapping integration.
Another good option is Mapbox, a location intelligence platform that offers customizable maps, advanced navigation and precise location search. Its interactive maps can be updated in real-time, and it offers access to global datasets for boundaries, traffic and movement. It's used by many industry leaders, and there's a free tier, so it's a good option for those who want to get started without breaking the bank.
If you're looking for a service that's got a particular focus on accuracy and privacy, Radar is an option. Radar offers hyper-accurate geofencing, powerful mapping and live ETAs. It also integrates with popular tools like Segment and Braze to make your life easier while you're building. Radar's tiered pricing, including a free option, means you can use it at a level that's right for your needs.
If you're looking for a more neutral approach to location identification, Placekey offers a standardized way to handle location data. Placekey offers a single identifier for any address, which means no more address matching problems. It works with a wide range of platforms and offers a variety of pricing tiers, so it's a good option for collaborators working across different companies and industries.