Multiple Meta_values

$args = array( 
    "numberposts" => -1, 
    'post_type' => 'page', 
    'meta_query' => array( 
    'relation' => 'OR', 
        array( 
            'key' => 'page_type', 
            'value' => 1, 
            'compare' => '=' 
        ), 
        array( 
            'key' => 'page_type', 
            'value' => 3, 
            'compare' => '=' 
        ) 
    ) 
); 

$city_ids = get_posts($args);