What is the most secure service offered by the Postal Service?

The most secure service offered by the Postal Service is Registered Mail. This service is designed specifically for sending valuable or sensitive items, providing the highest level of security and protection. Registered Mail is tracked throughout its journey, making it possible to monitor its progress and ensuring that it arrives at its destination safely.

Each piece of Registered Mail is handled separately from regular mail and is secured in locked containers during transit. Additionally, it requires a signature from the recipient upon delivery, which adds an extra layer of accountability. This combination of tracking, secure handling, and signature confirmation makes Registered Mail the premier option for those who need to send important documents or valuable goods and require the highest level of security provided by the Postal Service.