We offer an integrated location maps for your checkout when you host on Omnibasis.
When you choose to host on your own domain, you need to update secure Google Map keys to access Omnibasis location services. Follow the steps below. You will need:
Follow setup by step guide to get your API key and enter in omniCommerce \ Configure \ Settings, Shipping section.
https://developers.google.com/maps/documentation/javascript/get-api-key