Post Mount Mailboxes

When choosing a mailbox, it’s important to consider the quantity and types of mail you receive. If you generally receive an average volume of mail, a medium-sized mailbox may be perfect for you. However, if you frequently receive high volumes of mail or larger parcels, you may want to consider upgrading to a larger mailbox for greater storage capacity. Don’t forget to include everyone who receives mail at your location when considering which size is best for your family.

Shop by Size

*Size dimensions shown are average approximations for each size category but may vary depending on the shape and style. Verify dimensions of your chosen product listed in the specifications.

Medium Capacity Post Mounts

The most popular selling size – Medium size mailboxes generally accommodate average mail deliveries including padded envelopes, small packages and of course all your letter mail too! 

Large Capacity Post Mounts

For those who need a little more – Large size mailboxes can accommodate everything a medium size can and more! It’s the perfect size to store your small-to-medium package deliveries.

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Locking Post Mounts

If security is a concern, consider any of our locking post mount options below.

All our locking post mount mailboxes feature a large capacity, with a concealed locking mail slot that measures approximately 10.7″ in W x 1.75″ in H for USPS deliveries. (Check mailbox specifications for exact measurements). Each mailbox includes two keys for homeowner access.

Extra Large Post Mounts

Say goodbye to missed delivery slips! Extra large mailboxes are the best choice for frequent online shoppers – they can store multiple medium-to-large packages alongside days worth of letter mail.