看看这个插件：

Multi-Site Site List Shortcode

$blog_list = get_blog_list( 0, \'all\' );
if (count($blog_list) > 1){
    echo \'<ul>\';
    foreach ($blog_list AS $blog) {
        echo \'<li>Blog \'.$blog[\'blog_id\'].\': \'.$blog[\'domain\'].$blog[\'path\'].\'</li>\';
    }
    echo \'</ul>\'
}