add_filter( 'wpseo_sitemap_entry', function( $url, $type, $object ) {
    if ( $type === 'location' ) {
        $slug = $object->post_name;
        if ( preg_match( '/^mobile-service/', $slug ) || preg_match( '/-region$/', $slug ) ) {
            return false;
        }
    }
    return $url;
}, 10, 3 );
<?xml version="1.0" encoding="UTF-8"?><?xml-stylesheet type="text/xsl" href="//armstrong.co.nz/wp-content/plugins/wordpress-seo/css/main-sitemap.xsl"?>
<sitemapindex xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
	<sitemap>
		<loc>https://armstrong.co.nz/post-sitemap.xml</loc>
		<lastmod>2026-06-04T00:41:19+00:00</lastmod>
	</sitemap>
	<sitemap>
		<loc>https://armstrong.co.nz/page-sitemap.xml</loc>
		<lastmod>2026-06-08T21:54:22+00:00</lastmod>
	</sitemap>
	<sitemap>
		<loc>https://armstrong.co.nz/case-study-sitemap.xml</loc>
		<lastmod>2026-02-02T20:51:28+00:00</lastmod>
	</sitemap>
	<sitemap>
		<loc>https://armstrong.co.nz/location-sitemap.xml</loc>
		<lastmod>2026-05-27T02:40:40+00:00</lastmod>
	</sitemap>
</sitemapindex>
<!-- XML Sitemap generated by Yoast SEO -->