9 Best Mailboxes of 2025 – Secure & Weather-Resistant Models Tested

Main highlights

Main highlights

Main highlights

• Convenient combination includes mailbox, slip-over post sleeve, mounting and installation hardware
• Proudly made in the USA
• Constructed from heavy-duty, rust-proof plastic for maximum durability
• Extra-large capacity mailbox is perfect for online shoppers, holding multiple packages alongside mail, magazines, and padded envelopes
• Textured, powder-coated finish enhances durability and includes a UV inhibitor to prevent color fading
• Magnetic latch ensures door stays firmly closed in between pickups
• Post sleeve installs easily over 4x4 wooden post (sold separately)
• Assembly required
• Embossed spaces on front and sides accommodate address numbers up to 2-in high
• Full, wide grip handle makes opening and closing the mailbox a breeze

Main highlights

• Larger inner compartment can accept a USPS priority mail large flat rate box 12 in. x 12 in. x 5.5 in. and still has room for additional mail and parcels
• Heavy gauge galvanized steel body equipped with stainless steel door pins then fully powder coated for corrosion resistance
• Sleek magnetic door closure provides reliability all while keeping door firmly closed
• Predrilled 4 in. x 10 in. hole pattern in floor allows for mounting to existing post (installation hardware not included)
• Order Architectural Mailboxes adapter plate 7540B for 4 x 4 wood post installation

Main highlights

Main highlights

Main highlights

Main highlights

• Extra-Large capacity fits multiple packages, boxes, and padded envelopes, packages and boxes
• Heavy-Duty galvanized steel construction provides strength, stability and resisting rust
• Grey powder-coated finish is rust-resistant to withstand the elements
• The mailbox also comes fully assembled, making installation faster and easier
• Includes an aluminum outgoing mail flag
• Security: Non-Locking; Capacity: 3175 cubic in. & Weight:11.5 lbs.
• Dimensions: 15H x 11.7W x 24.8D Inches
• Warranty: 90 Day Limited; Made in the USA

Main highlights

• EXTRA LARGE: USPS T4 sized mailbox spacious design accommodates mail and small packages, flag included, mailpost not included
• SECURE DOOR: Magnetic closure to ensure door stays closed, protecting your mail or packages, raise the flag, ideal for residential locations
• WEATHER-RESISTANT: Withstand diverse weather conditions, rain, sleet, snow, and sun, steel-plate reinforcement for stability during blustery days
• EASY TO ASSEMBLE: Easily mount on most standard mail posts (post not included), assembled dimensions 14" H x17" W x 20" D
• DURABLE: Built to last, double-walled plastic construction, years of use with colors that won't chip, fade, crack, or peel

Main highlights

• Constructed from galvanized steel with heavy-duty molded plastic door for added durability
• Large capacity accommodates high volume mail deliveries including padded envelopes, magazines, and small- to medium-sized packages
• Textured black finish is powder-coated to resist rust and damage from the elements
• Some assembly required
• Match with Architectural Mailboxes posts with the designation letter B
• Mounting hardware sold separately
• Roller catch door latch keeps door securely in place
• Embossed space provided on mailbox door for address numbers