Getting Started with Google Maps API for Custom Maps
This article provides an overview of creating a custom Google Map for plumbing services. To get started, you'll need to create an account on the Google Maps Platform and obtain your API key.
Once you have your API key, follow these steps:
https://www.google.com/maps/d/viewer?mid=1x0RNOoOPHgIVzUO4oKADkczR_3QTVNHD