---
product_id: 78591334
title: "6300B-10 Oasis 360 Locking Parcel Mailbox, Extra Large, Black, 6300B-10"
brand: "architectural mailboxes"
price: "$7468"
currency: MXN
in_stock: true
reviews_count: 13
category: "Architectural Mailboxes"
url: https://www.desertcart.mx/products/78591334-6300b-10-oasis-360-locking-parcel-mailbox-extra-large-black
store_origin: MX
region: Mexico
---

# USPS approved locking system Rust-resistant powder coat finish Heavy-duty galvanized steel 6300B-10 Oasis 360 Locking Parcel Mailbox, Extra Large, Black, 6300B-10

**Brand:** architectural mailboxes
**Price:** $7468
**Availability:** ✅ In Stock

## Summary

> 📬 Upgrade your curb appeal with security and style that delivers peace of mind!

## Quick Answers

- **What is this?** 6300B-10 Oasis 360 Locking Parcel Mailbox, Extra Large, Black, 6300B-10 by architectural mailboxes
- **How much does it cost?** $7468 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.mx](https://www.desertcart.mx/products/78591334-6300b-10-oasis-360-locking-parcel-mailbox-extra-large-black)

## Best For

- architectural mailboxes enthusiasts

## Why This Product

- Trusted architectural mailboxes brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Back-Door Access:** Retrieve mail safely from your side, avoiding street hazards and traffic.
- • **Spacious Yet Sleek:** Extra-large 1534 cubic inch capacity fits packages without bulky curbside presence.
- • **Built Like a Fortress:** Galvanized steel construction ensures unmatched durability and security for your mail.
- • **Weatherproof Elegance:** Black powder-coated finish and WeatherTite™ strip protect mail from rain and rust.
- • **Secure & USPS Approved:** Locking mailbox with 4 keys keeps your deliveries safe and meets postal standards.

## Overview

The Architectural Mailboxes 6300B-10 Oasis 360 is a heavy-duty, USPS approved locking mailbox made in the USA. Crafted from galvanized steel with a rust-resistant black powder coat, it offers a spacious 1534 cubic inch capacity for mail and packages. Featuring a secure locking system with 4 keys, magnetic closure, and back-door access, it combines durability, weather protection, and convenience for modern curbside mail management.

## Description

Meet the Oasis 360 post mounted mailbox, a true front-yard upgrade with brains, brawn, and curb appeal. This metal mailbox combines sleek design with serious security, making it a standout in our USPS approved locking mailboxes collection. The double door mailbox setup lets you grab your mail from the back, so you can skip the street and the traffic. A magnetic latch keeps the door sealed tight, and the built-in WeatherTite™ strip keeps your mail dry, even when the forecast goes sideways. With its spacious large mailbox compartment, there’s room for magazines, padded mailers, and all those impulse buys. You’ll even get four keys for family mail check duty. No need to distribute keys to your mail carrier, they deliver through the top door, securely depositing your mail in the locked compartment below. Whether you’re upgrading residential mailboxes, refreshing your curbside mailbox, or need an outdoor mailbox that can handle your mail with style, the Oasis 360 has you covered. It’s tough, trustworthy, and totally made for mailboxes for outside that do more than just sit pretty.

Review: Fantastic product! My mail is safe!! - Exactly what I wanted! Extra large size because I get my meds by mail. Locking because I get my meds in the mail! Haha! I am really anal about anybody touching my mail. It could end up on the kitchen table or in the floorboard of the car! Don't touch my mail! I love having total control. I also told my mail carrier, do not give my mail to anyone that happens to be at the mailbox when you deliver. Put it in the box please. I own a Group home and any of my tenants could get the mail and who knows where it would end up! Hell, my first husband hid the water bill under the couch so I wouldn't find it? WTH? I have flashbacks!
Review: Solid, Secure, Built to Last! - I’m extremely pleased with the Architectural Mailboxes Oasis 360. The build quality is outstanding — heavy-duty metal construction that feels solid the moment you unbox it. It has a nice weight to it, which adds to the sense of durability and stability once installed. The security is top-notch. The lockability feature works smoothly, and the locking mechanism feels sturdy, not flimsy like cheaper models. I can finally say this mailbox really keeps thieves away — I’ve had no issues with mail tampering since upgrading to this model. It’s also USPS approved, which gave me peace of mind that it meets postal standards. After several months outside, I’ve noticed no signs of rust, even through rain and humidity. The finish still looks brand new. Overall, it’s a well-engineered, rust-resistant, and highly secure mailbox that’s worth every penny. Perfect if you want both protection and style in one package.

## Features

- Nullify
- Made in the USA
- Built Like a Tank: This heavy duty mailbox is made of galvanized steel, & built to last—perfect for anyone needing durable metal mail boxes for outside.
- Rust-Resistant from Top to Bottom: This post mounted mailbox features a tough, black powder-coat finish, adding an extra layer of protection to this curbside mailbox.
- Spacious, Not Oversized: Large mailboxes for outside offer plenty of room for mail, plus multiple packages—without looking bulky at your curbside.
- USPS Approved Peace of Mind: Built tough this USPS Approved locking mailbox is one of the most reliable mailbox with lock for outside (includes 4 keys).
- Install in Minutes: Fully assembled & ready to mount. Just note: mounting hardware comes with all Architectural Mailboxes' compatible posts, not the mail box.
- Post "J" Compatible: Made to mount effortlessly on all Architectural Mailboxes posts marked with letter J.
- Secure Magnetic Closure: Keeps mail box door tightly shut to protect your curbside mailbox deliveries from wind and rain.
- Access from Your Side: The back door on this double door mailbox lets you retrieve mail without stepping into traffic—ideal for residential mailboxes on busy roads.
- Designed in the USA: Thoughtfully engineered with a focus on durability, function, and style.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0773QDGBR |
| Access Location | Front |
| Batteries required | No |
| Best Sellers Rank | #12,791 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #15 in Post-Mount Mailboxes |
| Brand | ARCHITECTURAL MAILBOXES |
| Capacity | 1534 Cubic Inches |
| Color | Black |
| Customer Reviews | 4.6 4.6 out of 5 stars (2,745) |
| Department | Unisex-Adult |
| Diameter | 15.84 Inches |
| Fabric Type | Nullify |
| Global Trade Identification Number | 00832794006087 |
| Import | Made in the USA |
| Included Components | Mailbox, keys |
| Included Security Features | lock |
| Is Discontinued By Manufacturer | No |
| Item Weight | 15.8 pounds |
| Item model number | 6300B-10 |
| Manufacturer | Architectural Mailboxes |
| Material | Alloy Steel |
| Mounting Type | Post Mount |
| Perfume | Scentless |
| Product Dimensions | 20"D x 11.4"W x 11.5"H |
| Specific instructions for use | Outside |
| Specifications | certified frustration-free |
| Style | Contemporary |
| UPC | 832794006087 |
| Volume | 1535 Cubic Inches |
| Warranty Description | Limited lifetime. |

## Product Details

- **Brand:** ARCHITECTURAL MAILBOXES
- **Color:** Black
- **Included Security Features:** lock
- **Material:** Alloy Steel
- **Mounting Type:** Post Mount

## Images

![6300B-10 Oasis 360 Locking Parcel Mailbox, Extra Large, Black, 6300B-10 - Image 1](https://m.media-amazon.com/images/I/61Unytz733L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Fantastic product! My mail is safe!!
*by N***T on November 18, 2025*

Exactly what I wanted! Extra large size because I get my meds by mail. Locking because I get my meds in the mail! Haha! I am really anal about anybody touching my mail. It could end up on the kitchen table or in the floorboard of the car! Don't touch my mail! I love having total control. I also told my mail carrier, do not give my mail to anyone that happens to be at the mailbox when you deliver. Put it in the box please. I own a Group home and any of my tenants could get the mail and who knows where it would end up! Hell, my first husband hid the water bill under the couch so I wouldn't find it? WTH? I have flashbacks!

### ⭐⭐⭐⭐⭐ Solid, Secure, Built to Last!
*by E***A on November 12, 2025*

I’m extremely pleased with the Architectural Mailboxes Oasis 360. The build quality is outstanding — heavy-duty metal construction that feels solid the moment you unbox it. It has a nice weight to it, which adds to the sense of durability and stability once installed. The security is top-notch. The lockability feature works smoothly, and the locking mechanism feels sturdy, not flimsy like cheaper models. I can finally say this mailbox really keeps thieves away — I’ve had no issues with mail tampering since upgrading to this model. It’s also USPS approved, which gave me peace of mind that it meets postal standards. After several months outside, I’ve noticed no signs of rust, even through rain and humidity. The finish still looks brand new. Overall, it’s a well-engineered, rust-resistant, and highly secure mailbox that’s worth every penny. Perfect if you want both protection and style in one package.

### ⭐⭐⭐⭐⭐ You may need to drill more holes to match your needs.
*by B***O on December 5, 2025*

Heavy and strong … would buy again

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**Shop now:** [https://www.desertcart.mx/products/78591334-6300b-10-oasis-360-locking-parcel-mailbox-extra-large-black](https://www.desertcart.mx/products/78591334-6300b-10-oasis-360-locking-parcel-mailbox-extra-large-black)

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*Product available on Desertcart Mexico*
*Store origin: MX*
*Last updated: 2026-02-12*