diff --git a/github/codespaces_orgs.go b/github/codespaces_orgs.go
new file mode 100644
index 00000000000..3aeb05f86cb
--- /dev/null
+++ b/github/codespaces_orgs.go
@@ -0,0 +1,173 @@
+// Copyright 2025 The go-github AUTHORS. All rights reserved.
+//
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package github
+
+import (
+	"context"
+	"fmt"
+)
+
+// CodespacesOrgAccessControlRequest represent request for SetOrgAccessControl.
+type CodespacesOrgAccessControlRequest struct {
+	// Visibility represent which users can access codespaces in the organization.
+	// Can be one of: disabled, selected_members, all_members, all_members_and_outside_collaborators.
+	Visibility string `json:"visibility"`
+	// SelectedUsernames represent the usernames of the organization members who should have access to codespaces in the organization.
+	// Required when visibility is selected_members.
+	SelectedUsernames []string `json:"selected_usernames,omitzero"`
+}
+
+// ListInOrg lists the codespaces associated to a specified organization.
+//
+// GitHub API docs: https://docs.github.com/rest/codespaces/organizations#list-codespaces-for-the-organization
+//
+//meta:operation GET /orgs/{org}/codespaces
+func (s *CodespacesService) ListInOrg(ctx context.Context, org string, opts *ListOptions) (*ListCodespaces, *Response, error) {
+	u := fmt.Sprintf("orgs/%v/codespaces", org)
+	u, err := addOptions(u, opts)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	req, err := s.client.NewRequest("GET", u, nil)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	var codespaces *ListCodespaces
+	resp, err := s.client.Do(ctx, req, &codespaces)
+	if err != nil {
+		return nil, resp, err
+	}
+
+	return codespaces, resp, nil
+}
+
+// SetOrgAccessControl sets which users can access codespaces in an organization.
+//
+// GitHub API docs: https://docs.github.com/rest/codespaces/organizations#manage-access-control-for-organization-codespaces
+//
+//meta:operation PUT /orgs/{org}/codespaces/access
+func (s *CodespacesService) SetOrgAccessControl(ctx context.Context, org string, request CodespacesOrgAccessControlRequest) (*Response, error) {
+	u := fmt.Sprintf("orgs/%v/codespaces/access", org)
+	req, err := s.client.NewRequest("PUT", u, request)
+	if err != nil {
+		return nil, err
+	}
+
+	resp, err := s.client.Do(ctx, req, nil)
+	if err != nil {
+		return resp, err
+	}
+
+	return resp, nil
+}
+
+// AddUsersToOrgAccess adds users to Codespaces access for an organization.
+//
+// GitHub API docs: https://docs.github.com/rest/codespaces/organizations#add-users-to-codespaces-access-for-an-organization
+//
+//meta:operation POST /orgs/{org}/codespaces/access/selected_users
+func (s *CodespacesService) AddUsersToOrgAccess(ctx context.Context, org string, usernames []string) (*Response, error) {
+	u := fmt.Sprintf("orgs/%v/codespaces/access/selected_users", org)
+	req, err := s.client.NewRequest("POST", u, map[string][]string{"selected_usernames": usernames})
+	if err != nil {
+		return nil, err
+	}
+
+	resp, err := s.client.Do(ctx, req, nil)
+	if err != nil {
+		return resp, err
+	}
+
+	return resp, nil
+}
+
+// RemoveUsersFromOrgAccess removes users from Codespaces access for an organization.
+//
+// GitHub API docs: https://docs.github.com/rest/codespaces/organizations#remove-users-from-codespaces-access-for-an-organization
+//
+//meta:operation DELETE /orgs/{org}/codespaces/access/selected_users
+func (s *CodespacesService) RemoveUsersFromOrgAccess(ctx context.Context, org string, usernames []string) (*Response, error) {
+	u := fmt.Sprintf("orgs/%v/codespaces/access/selected_users", org)
+	req, err := s.client.NewRequest("DELETE", u, map[string][]string{"selected_usernames": usernames})
+	if err != nil {
+		return nil, err
+	}
+
+	resp, err := s.client.Do(ctx, req, nil)
+	if err != nil {
+		return resp, err
+	}
+
+	return resp, nil
+}
+
+// ListUserCodespacesInOrg lists the codespaces that a member of an organization has for repositories in that organization.
+//
+// GitHub API docs: https://docs.github.com/rest/codespaces/organizations#list-codespaces-for-a-user-in-organization
+//
+//meta:operation GET /orgs/{org}/members/{username}/codespaces
+func (s *CodespacesService) ListUserCodespacesInOrg(ctx context.Context, org, username string, opts *ListOptions) (*ListCodespaces, *Response, error) {
+	u := fmt.Sprintf("orgs/%v/members/%v/codespaces", org, username)
+	u, err := addOptions(u, opts)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	req, err := s.client.NewRequest("GET", u, nil)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	var codespaces *ListCodespaces
+	resp, err := s.client.Do(ctx, req, &codespaces)
+	if err != nil {
+		return nil, resp, err
+	}
+
+	return codespaces, resp, nil
+}
+
+// DeleteUserCodespaceInOrg deletes a user's codespace from the organization.
+//
+// GitHub API docs: https://docs.github.com/rest/codespaces/organizations#delete-a-codespace-from-the-organization
+//
+//meta:operation DELETE /orgs/{org}/members/{username}/codespaces/{codespace_name}
+func (s *CodespacesService) DeleteUserCodespaceInOrg(ctx context.Context, org, username, codespaceName string) (*Response, error) {
+	u := fmt.Sprintf("orgs/%v/members/%v/codespaces/%v", org, username, codespaceName)
+	req, err := s.client.NewRequest("DELETE", u, nil)
+	if err != nil {
+		return nil, err
+	}
+
+	resp, err := s.client.Do(ctx, req, nil)
+	if err != nil {
+		return resp, err
+	}
+
+	return resp, nil
+}
+
+// StopUserCodespaceInOrg stops a codespace for an organization user.
+//
+// GitHub API docs: https://docs.github.com/rest/codespaces/organizations#stop-a-codespace-for-an-organization-user
+//
+//meta:operation POST /orgs/{org}/members/{username}/codespaces/{codespace_name}/stop
+func (s *CodespacesService) StopUserCodespaceInOrg(ctx context.Context, org, username, codespaceName string) (*Response, error) {
+	u := fmt.Sprintf("orgs/%v/members/%v/codespaces/%v/stop", org, username, codespaceName)
+	req, err := s.client.NewRequest("POST", u, nil)
+	if err != nil {
+		return nil, err
+	}
+
+	resp, err := s.client.Do(ctx, req, nil)
+	if err != nil {
+		return resp, err
+	}
+
+	return resp, nil
+}
diff --git a/github/codespaces_orgs_test.go b/github/codespaces_orgs_test.go
new file mode 100644
index 00000000000..c9b674b7215
--- /dev/null
+++ b/github/codespaces_orgs_test.go
@@ -0,0 +1,241 @@
+// Copyright 2025 The go-github AUTHORS. All rights reserved.
+//
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package github
+
+import (
+	"fmt"
+	"net/http"
+	"testing"
+
+	"github.com/google/go-cmp/cmp"
+)
+
+func TestCodespacesService_ListInOrg(t *testing.T) {
+	t.Parallel()
+	client, mux, _ := setup(t)
+
+	mux.HandleFunc("/orgs/o1/codespaces", func(w http.ResponseWriter, r *http.Request) {
+		testMethod(t, r, "GET")
+		fmt.Fprint(w, `{"total_count":1,"codespaces":[{"id":1}]}`)
+	})
+
+	opts := &ListOptions{Page: 1, PerPage: 10}
+	ctx := t.Context()
+	got, _, err := client.Codespaces.ListInOrg(ctx, "o1", opts)
+	if err != nil {
+		t.Fatalf("Codespaces.ListInOrg returned error: %v", err)
+	}
+
+	want := &ListCodespaces{
+		TotalCount: Ptr(1),
+		Codespaces: []*Codespace{
+			{ID: Ptr(int64(1))},
+		},
+	}
+
+	if !cmp.Equal(got, want) {
+		t.Errorf("Codespaces.ListInOrg = %+v, want %+v", got, want)
+	}
+	const methodName = "ListInOrg"
+	testBadOptions(t, methodName, func() error {
+		_, _, err := client.Codespaces.ListInOrg(ctx, "\n", opts)
+		return err
+	})
+	testNewRequestAndDoFailure(t, methodName, client, func() (*Response, error) {
+		got, resp, err := client.Codespaces.ListInOrg(ctx, "o1", opts)
+		if got != nil {
+			t.Errorf("testNewRequestAndDoFailure %v = %#v, want nil", methodName, got)
+		}
+		return resp, err
+	})
+}
+
+func TestCodespacesService_SetOrgAccessControl(t *testing.T) {
+	t.Parallel()
+	client, mux, _ := setup(t)
+
+	mux.HandleFunc("/orgs/o1/codespaces/access", func(w http.ResponseWriter, r *http.Request) {
+		testMethod(t, r, "PUT")
+		testBody(t, r, `{"visibility":"selected_members","selected_usernames":["u1","u2"]}`+"\n")
+		w.WriteHeader(http.StatusNoContent)
+	})
+
+	ctx := t.Context()
+	req := CodespacesOrgAccessControlRequest{
+		Visibility:        "selected_members",
+		SelectedUsernames: []string{"u1", "u2"},
+	}
+
+	_, err := client.Codespaces.SetOrgAccessControl(ctx, "o1", req)
+	if err != nil {
+		t.Fatalf("Codespaces.SetOrgAccessControl returned error: %v", err)
+	}
+
+	const methodName = "SetOrgAccessControl"
+	testBadOptions(t, methodName, func() error {
+		_, err := client.Codespaces.SetOrgAccessControl(ctx, "\n", req)
+		return err
+	})
+	testNewRequestAndDoFailure(t, methodName, client, func() (*Response, error) {
+		return client.Codespaces.SetOrgAccessControl(ctx, "o1", req)
+	})
+}
+
+func TestEnterpriseService_AddUsersToOrgAccess(t *testing.T) {
+	t.Parallel()
+	client, mux, _ := setup(t)
+
+	mux.HandleFunc("/orgs/o1/codespaces/access/selected_users", func(w http.ResponseWriter, r *http.Request) {
+		testMethod(t, r, "POST")
+		testBody(t, r, `{"selected_usernames":["u1"]}`+"\n")
+		w.WriteHeader(http.StatusNoContent)
+	})
+
+	ctx := t.Context()
+	req := []string{"u1"}
+	resp, err := client.Codespaces.AddUsersToOrgAccess(ctx, "o1", req)
+	if err != nil {
+		t.Fatalf("AddUsersToOrgAccess returned error: %v", err)
+	}
+	if resp == nil {
+		t.Fatal("AddUsersToOrgAccess returned nil Response")
+	}
+
+	const methodName = "AddUsersToOrgAccess"
+	testBadOptions(t, methodName, func() error {
+		_, err := client.Codespaces.AddUsersToOrgAccess(ctx, "\n", req)
+		return err
+	})
+	testNewRequestAndDoFailure(t, methodName, client, func() (*Response, error) {
+		return client.Codespaces.AddUsersToOrgAccess(ctx, "o1", req)
+	})
+}
+
+func TestEnterpriseService_RemoveUsersFromOrgAccess(t *testing.T) {
+	t.Parallel()
+	client, mux, _ := setup(t)
+
+	mux.HandleFunc("/orgs/o1/codespaces/access/selected_users", func(w http.ResponseWriter, r *http.Request) {
+		testMethod(t, r, "DELETE")
+		testBody(t, r, `{"selected_usernames":["u1"]}`+"\n")
+		w.WriteHeader(http.StatusNoContent)
+	})
+
+	ctx := t.Context()
+	req := []string{"u1"}
+	resp, err := client.Codespaces.RemoveUsersFromOrgAccess(ctx, "o1", req)
+	if err != nil {
+		t.Fatalf("RemoveUsersFromOrgAccess returned error: %v", err)
+	}
+	if resp == nil {
+		t.Fatal("RemoveUsersFromOrgAccess returned nil Response")
+	}
+
+	const methodName = "RemoveUsersFromOrgAccess"
+	testBadOptions(t, methodName, func() error {
+		_, err := client.Codespaces.RemoveUsersFromOrgAccess(ctx, "\n", req)
+		return err
+	})
+	testNewRequestAndDoFailure(t, methodName, client, func() (*Response, error) {
+		return client.Codespaces.RemoveUsersFromOrgAccess(ctx, "o1", req)
+	})
+}
+
+func TestCodespacesService_ListUserCodespacesInOrg(t *testing.T) {
+	t.Parallel()
+	client, mux, _ := setup(t)
+
+	mux.HandleFunc("/orgs/o1/members/u1/codespaces", func(w http.ResponseWriter, r *http.Request) {
+		testMethod(t, r, "GET")
+		fmt.Fprint(w, `{"total_count":1,"codespaces":[{"id":1}]}`)
+	})
+
+	opts := &ListOptions{Page: 1, PerPage: 10}
+	ctx := t.Context()
+	got, _, err := client.Codespaces.ListUserCodespacesInOrg(ctx, "o1", "u1", opts)
+	if err != nil {
+		t.Fatalf("Codespaces.ListUserCodespacesInOrg returned error: %v", err)
+	}
+
+	want := &ListCodespaces{
+		TotalCount: Ptr(1),
+		Codespaces: []*Codespace{
+			{ID: Ptr(int64(1))},
+		},
+	}
+
+	if !cmp.Equal(got, want) {
+		t.Errorf("Codespaces.ListUserCodespacesInOrg = %+v, want %+v", got, want)
+	}
+	const methodName = "ListUserCodespacesInOrg"
+	testBadOptions(t, methodName, func() error {
+		_, _, err := client.Codespaces.ListUserCodespacesInOrg(ctx, "\n", "\n", opts)
+		return err
+	})
+	testNewRequestAndDoFailure(t, methodName, client, func() (*Response, error) {
+		got, resp, err := client.Codespaces.ListUserCodespacesInOrg(ctx, "o1", "u1", opts)
+		if got != nil {
+			t.Errorf("testNewRequestAndDoFailure %v = %#v, want nil", methodName, got)
+		}
+		return resp, err
+	})
+}
+
+func TestEnterpriseService_DeleteUserCodespaceInOrg(t *testing.T) {
+	t.Parallel()
+	client, mux, _ := setup(t)
+
+	mux.HandleFunc("/orgs/o1/members/u1/codespaces/c1", func(w http.ResponseWriter, r *http.Request) {
+		testMethod(t, r, "DELETE")
+		w.WriteHeader(http.StatusNoContent)
+	})
+
+	ctx := t.Context()
+	resp, err := client.Codespaces.DeleteUserCodespaceInOrg(ctx, "o1", "u1", "c1")
+	if err != nil {
+		t.Fatalf("DeleteUserCodespaceInOrg returned error: %v", err)
+	}
+	if resp == nil {
+		t.Fatal("DeleteUserCodespaceInOrg returned nil Response")
+	}
+
+	const methodName = "DeleteUserCodespaceInOrg"
+	testBadOptions(t, methodName, func() error {
+		_, err := client.Codespaces.DeleteUserCodespaceInOrg(ctx, "\n", "u1", "c1")
+		return err
+	})
+	testNewRequestAndDoFailure(t, methodName, client, func() (*Response, error) {
+		return client.Codespaces.DeleteUserCodespaceInOrg(ctx, "o1", "u1", "c1")
+	})
+}
+
+func TestEnterpriseService_StopUserCodespaceInOrg(t *testing.T) {
+	t.Parallel()
+	client, mux, _ := setup(t)
+
+	mux.HandleFunc("/orgs/o1/members/u1/codespaces/c1/stop", func(w http.ResponseWriter, r *http.Request) {
+		testMethod(t, r, "POST")
+		w.WriteHeader(http.StatusNoContent)
+	})
+
+	ctx := t.Context()
+	resp, err := client.Codespaces.StopUserCodespaceInOrg(ctx, "o1", "u1", "c1")
+	if err != nil {
+		t.Fatalf("StopUserCodespaceInOrg returned error: %v", err)
+	}
+	if resp == nil {
+		t.Fatal("StopUserCodespaceInOrg returned nil Response")
+	}
+
+	const methodName = "StopUserCodespaceInOrg"
+	testBadOptions(t, methodName, func() error {
+		_, err := client.Codespaces.StopUserCodespaceInOrg(ctx, "\n", "u1", "c1")
+		return err
+	})
+	testNewRequestAndDoFailure(t, methodName, client, func() (*Response, error) {
+		return client.Codespaces.StopUserCodespaceInOrg(ctx, "o1", "u1", "c1")
+	})
+}