diff --git a/codegen/smithy-aws-go-codegen/src/main/resources/software/amazon/smithy/aws/go/codegen/endpoints.json b/codegen/smithy-aws-go-codegen/src/main/resources/software/amazon/smithy/aws/go/codegen/endpoints.json
index c4a2e961d95..98205ab2373 100644
--- a/codegen/smithy-aws-go-codegen/src/main/resources/software/amazon/smithy/aws/go/codegen/endpoints.json
+++ b/codegen/smithy-aws-go-codegen/src/main/resources/software/amazon/smithy/aws/go/codegen/endpoints.json
@@ -4834,12 +4834,50 @@
       },
       "email" : {
         "endpoints" : {
+          "af-south-1" : { },
+          "ap-northeast-1" : { },
+          "ap-northeast-2" : { },
+          "ap-northeast-3" : { },
           "ap-south-1" : { },
+          "ap-southeast-1" : { },
           "ap-southeast-2" : { },
+          "ca-central-1" : { },
           "eu-central-1" : { },
+          "eu-north-1" : { },
+          "eu-south-1" : { },
           "eu-west-1" : { },
-          "us-east-1" : { },
-          "us-west-2" : { }
+          "eu-west-2" : { },
+          "eu-west-3" : { },
+          "fips-us-east-1" : {
+            "credentialScope" : {
+              "region" : "us-east-1"
+            },
+            "deprecated" : true,
+            "hostname" : "email-fips.us-east-1.amazonaws.com"
+          },
+          "fips-us-west-2" : {
+            "credentialScope" : {
+              "region" : "us-west-2"
+            },
+            "deprecated" : true,
+            "hostname" : "email-fips.us-west-2.amazonaws.com"
+          },
+          "me-south-1" : { },
+          "sa-east-1" : { },
+          "us-east-1" : {
+            "variants" : [ {
+              "hostname" : "email-fips.us-east-1.amazonaws.com",
+              "tags" : [ "fips" ]
+            } ]
+          },
+          "us-east-2" : { },
+          "us-west-1" : { },
+          "us-west-2" : {
+            "variants" : [ {
+              "hostname" : "email-fips.us-west-2.amazonaws.com",
+              "tags" : [ "fips" ]
+            } ]
+          }
         }
       },
       "emr-containers" : {