The larger post offices in Taichung City offer post office mailboxes rental services for individuals and companies.

If you wish to rent a PO Box, you will have to be at least 20 years of age, you also need to have an Alien Registration Certificate. You will also need to bring your passport and fill out the necessary forms at the post office. Private mailboxes are usually processed immediately, whereas company mailboxes might take up to a week.