Amazon Elastic Compute Cloud Update: This release adds geography information to EC2 region and availability zone APIs. DescribeRegions now includes a Geography field, while DescribeAvailabilityZones includes both Geography and SubGeography fields, enabling better geographic classification for AWS regions and zones.

Author: AWS

.changes/next-release/feature-AmazonElasticComputeCloud-a754d45.json

@@ -0,0 +1,6 @@
+{
+    "type": "feature",
+    "category": "Amazon Elastic Compute Cloud",
+    "contributor": "",
+    "description": "This release adds geography information to EC2 region and availability zone APIs. DescribeRegions now includes a Geography field, while DescribeAvailabilityZones includes both Geography and SubGeography fields, enabling better geographic classification for AWS regions and zones."
+}

services/ec2/src/main/resources/codegen-resources/service-2.json

@@ -10950,6 +10950,16 @@
           "documentation":"<p>The long name of the Availability Zone group, Local Zone group, or Wavelength Zone group.</p>",
           "locationName":"groupLongName"
         },
+        "Geography":{
+          "shape":"AvailabilityZoneGeographyList",
+          "documentation":"<p>The geography information for the Availability Zone or Local Zone. The geography is returned as a list.</p>",
+          "locationName":"geographySet"
+        },
+        "SubGeography":{
+          "shape":"AvailabilityZoneSubGeographyList",
+          "documentation":"<p>The sub-geography information for the Availability Zone or Local Zone. The sub-geography is returned as a list.</p>",
+          "locationName":"subGeographySet"
+        },
         "State":{
           "shape":"AvailabilityZoneState",
           "documentation":"<p>The state of the Availability Zone, Local Zone, or Wavelength Zone. The possible values are <code>available</code>, <code>unavailable</code>, and <code>constrained</code>.</p>",
@@ -10984,6 +10994,24 @@
         "locationName":"AvailabilityZoneAddress"
       }
     },
+    "AvailabilityZoneGeography":{
+      "type":"structure",
+      "members":{
+        "Name":{
+          "shape":"String",
+          "documentation":"<p>The name of the geography, for example, <code>United States of America</code>.</p>",
+          "locationName":"name"
+        }
+      },
+      "documentation":"<p>Describes the geography information for an Availability Zone or Local Zone.</p>"
+    },
+    "AvailabilityZoneGeographyList":{
+      "type":"list",
+      "member":{
+        "shape":"AvailabilityZoneGeography",
+        "locationName":"item"
+      }
+    },
     "AvailabilityZoneId":{"type":"string"},
     "AvailabilityZoneIdStringList":{
       "type":"list",
@@ -11043,6 +11071,24 @@
         "locationName":"AvailabilityZone"
       }
     },
+    "AvailabilityZoneSubGeography":{
+      "type":"structure",
+      "members":{
+        "Name":{
+          "shape":"String",
+          "documentation":"<p>The name of the sub-geography, for example, <code>Oregon.</code> </p>",
+          "locationName":"name"
+        }
+      },
+      "documentation":"<p>Describes the sub-geography information for an Availability Zone or Local Zone.</p>"
+    },
+    "AvailabilityZoneSubGeographyList":{
+      "type":"list",
+      "member":{
+        "shape":"AvailabilityZoneSubGeography",
+        "locationName":"item"
+      }
+    },
     "AvailableCapacity":{
       "type":"structure",
       "members":{
@@ -60669,6 +60715,11 @@
           "documentation":"<p>The Region opt-in status. The possible values are <code>opt-in-not-required</code>, <code>opted-in</code>, and <code>not-opted-in</code>.</p>",
           "locationName":"optInStatus"
         },
+        "Geography":{
+          "shape":"RegionGeographyList",
+          "documentation":"<p>The geography information for the Region. The geography is returned as a list.</p>",
+          "locationName":"geographySet"
+        },
         "RegionName":{
           "shape":"String",
           "documentation":"<p>The name of the Region.</p>",
@@ -60682,6 +60733,24 @@
       },
       "documentation":"<p>Describes a Region.</p>"
     },
+    "RegionGeography":{
+      "type":"structure",
+      "members":{
+        "Name":{
+          "shape":"String",
+          "documentation":"<p>The name of the geography, for example, <code>United States of America</code>.</p>",
+          "locationName":"name"
+        }
+      },
+      "documentation":"<p>Describes the geography information for a Region.</p>"
+    },
+    "RegionGeographyList":{
+      "type":"list",
+      "member":{
+        "shape":"RegionGeography",
+        "locationName":"item"
+      }
+    },
     "RegionList":{
       "type":"list",
       "member":{