Recorded delivery is a term used to describe a postal service that provides proof of delivery and requires a signature from the recipient. Some synonyms for recorded delivery include certified mail, registered mail, and return receipt requested. These services are typically more secure and provide more tracking information than standard mail services. Other similar terms include recorded signed-for delivery, proof of delivery, and delivery confirmation. Utilizing a recorded delivery service can be a great way to ensure important documents or packages are delivered safely and verified as received. Whether you are sending important business documents or personal items, choosing a recorded delivery service can provide peace of mind and security.