<?php 
    
    if ( is_singular( 'locations' ) ||  is_post_type_archive('locations')  ) { 
    // we are on locations CPT 	
    } 
	
	else

	 {    
 	   // we are everywhere else
     }

?>

In this particular case, we are checking if we are on locations custom post type or on the archive of that CPT.

Post Checking condition if on a custom post type singular or custom post type archive je prvi puta viđen na bbird.me.