diff --git a/pkg/registry/service/rest.go b/pkg/registry/service/rest.go
index 3b524a2bc7f..70d573790e8 100644
--- a/pkg/registry/service/rest.go
+++ b/pkg/registry/service/rest.go
@@ -309,6 +309,15 @@ func (rs *REST) ResourceLocation(ctx api.Context, id string) (*url.URL, http.Rou
 					Scheme: svcScheme,
 					Host:   net.JoinHostPort(ip, strconv.Itoa(port)),
 				}, rs.proxyTransport, nil
+			} else {
+				port, err := strconv.ParseInt(portStr, 10, 64)
+				if err == nil && int(port) == ss.Ports[i].Port {
+					ip := ss.Addresses[rand.Intn(len(ss.Addresses))].IP
+					return &url.URL{
+						Scheme: svcScheme,
+						Host:   net.JoinHostPort(ip, portStr),
+					}, rs.proxyTransport, nil
+				}
 			}
 		}
 	}
diff --git a/pkg/registry/service/rest_test.go b/pkg/registry/service/rest_test.go
index 3fe14916ee7..6e9ea4a5720 100644
--- a/pkg/registry/service/rest_test.go
+++ b/pkg/registry/service/rest_test.go
@@ -491,6 +491,18 @@ func TestServiceRegistryResourceLocation(t *testing.T) {
 		t.Errorf("Expected %v, but got %v", e, a)
 	}
 
+	// Test a name + port number.
+	location, _, err = redirector.ResourceLocation(ctx, "foo:93")
+	if err != nil {
+		t.Errorf("Unexpected error: %v", err)
+	}
+	if location == nil {
+		t.Errorf("Unexpected nil: %v", location)
+	}
+	if e, a := "//1.2.3.4:93", location.String(); e != a {
+		t.Errorf("Expected %v, but got %v", e, a)
+	}
+
 	// Test a scheme + name + port.
 	location, _, err = redirector.ResourceLocation(ctx, "https:foo:p")
 	if err != nil {