Mailbox Avenue is a US-based retailer specializing in USPS-compliant residential mailboxes, posts, locks, flags, and covers. With over 3 years serving American homeowners, we provide expert guidance on mailbox regulations, mail security, and residential installation. Our team has helped thousands of homeowners navigate USPS compliance requirements, upgrade to locking mailboxes for mail theft prevention, and choose the right mailbox for their home's architecture and climate. We cover topics including federal mailbox regulations, identity theft prevention through mail security, DIY installation guides, and seasonal mailbox maintenance across all US climates.