Which facility processes letters and packages that are incoming and outgoing for military installations?

The facility responsible for processing letters and packages that are incoming and outgoing for military installations is the Military Postal Service. This service operates to ensure that mail is efficiently handled and delivered to military personnel and their families. The Military Postal Service is integral to maintaining communication within the military, offering robust support for both operational and personal correspondence. This service encompasses various functions including the receipt, dispatch, and delivery of mail to military units or personnel stationed globally.

The Official Mail Center, while involved in the processing and handling of government official mail, is not specifically dedicated to managing personal mail for military personnel; instead, it primarily focuses on official correspondence related to government business.

The Activity Distribution Office typically manages incoming supplies and equipment rather than personal letters and packages, while Aerial Mail Terminals are specific facilities used for the transfer of air mail but do not handle all aspects of postal services for military installations.

These distinctions clarify why the Military Postal Service is the foremost authority on handling letters and packages for military installations, ensuring vital communication flows smoothly within the armed forces.