Our locking residential mailboxes can have the mailbox compartment(s) custom identified to meet your needs. Our customer service staff is available to assist you in your mail compartment identification needs for your locking residential mailboxes. U.S. Mail Supply’s customer service staff will be happy to provide you with a template to assist you in compartment customization of our locking residential mailboxes. Thank you for your inquiry about U.S. Mail Supply’s locking residential mailboxes.