Multiple location schema JSON structured data

multi-location-json-schema.json

{
  "@context": {
    "@vocab": "http://schema.org/"
  },
  "@graph": [
    {
      "@id": "https://bayareaboatrentals.com",
      "@type": "Organization",
      "name": "Bay Area Boat Rentals",
      "url" : "https://bayareaboatrental.com/",
      "logo" : "https://bayareaboat.wpengine.com/wp-content/uploads/2022/03/Bay-Area-Boat-Rentals-logo.svg",
      "sameAs" : [ "https://www.facebook.com/BABoatRentals",
        "https://www.yelp.com/biz/bay-area-boat-rentals-discovery-bay"]
      },
            {
      "@type": "LocalBusiness",
      "parentOrganization": {
          "name" : "Bay Area Boat Rentals"
      },
     "name" : "Bay Area Boat Rentals - Discovery Bay",
      "address": {
          "@type" : "PostalAddress",
          "streetAddress": "5901 Marina Road",
          "addressLocality": "Discovery Bay",
          "addressRegion": "CA",
          "postalCode": "94505",
          "telephone" : "925-272-9986"
          },
      "hasmap" : "https://www.google.com/maps/place/Bay+Area+Boat+Rentals/@37.903486,-121.5891537,17z/data=!3m1!4b1!4m6!3m5!1s0x809003f48d1d11a1:0xab0d7f0cd73a212a!8m2!3d37.903486!4d-121.586965!16s%2Fg%2F11lkhjr8wh"
    },
    {
      "@type": "LocalBusiness",
      "parentOrganization": {
          "name" : "Bay Area Boat Rentals"
      },
     "name" : "Bay Area Boat Rentals - Stockton",
      "address": {
          "@type" : "PostalAddress",
          "streetAddress": "4950 Buckley Cove Way",
          "addressLocality": "Stockton",
          "addressRegion": "CA",
          "postalCode": "95219",
          "telephone" : "925-272-9986"
          }
    }
  ]
}

You'll want to wrap in <script type="application/ld+json"></script> tags for most implementations of this.