ISO Shipping Containers,Storage Containers and Customized Containers for sale and rent.

Since 1995 Southwest Mobile Storage has been providing storage solutions to our clients. Whether you are in need of CONNEX box sea shipping containers, residential or commercial industrial storage containers, classroom, offices or customized containers we can provide you with the product that will meet your needs and budget.


We specialize in renting, selling and modifying steel ISO shipping containers. You can view our wide selection of offerings via our menu or call us at 1-800-686-9114. You can also use our quick quote form. We service clients regionally with an offering of shipping containers for sale & rent in San Diego County, Arizona, Colorado, Los Angeles County, Riverside County and Southern California via our Denver, Tucson, Phoenix, San Diego and Los Angeles offices.

  • What are shipping and storage containers made of?

ISO shipping containers are made of 14 gauge corrugated steel. The floors are 1” marine-grade plywood, supported by steel cross beams as an undercarriage. All have double swing cargo doors on 1 end, and some on both ends. The tops and the sides are corrugated and attached to steal rails by strong welds.

  • What types and sizes of shipping and storage containers are there?

Shipping containers come in a variety of sizes. There are 2 standard sizes of ISO containers, they are 8’ x 20’ and 8’ x 40’. The standard height is 8′ 6” however there are some 40’ high cubes containers that are 9′ 6″ tall. Southwest Mobile Storage has the ability to modify and cut down to nearly any size. Storage and Shipping Containers come in a variety of types including standard shipping containers, refrigerated and climate controlled containers. Shipping containers are also commonly known as CONNEX sea containers.

  • How much do shipping and storage containers cost?

The cost of shipping containers can vary greatly. The size of the container or the purpose of the container will help determine the cost. The final cost of a container varies widely depending on if they are new or used, the type of shipping container and the delivery location. All of these factors will determine the final landed cost. Call Southwest Mobile Storage at call us at 1-800-686-9114. Our trained customer service representatives will help find the right container that will meet your needs and budget.

Below are a list of some of the different types or containers available.

  • Where can I find shipping containers near me?

Where can I find shipping containers near me is a very common question? There are companies all across the United States that sell new and used cargo shipping containers. Southwest Mobile Storage is the leading supplier of contains in the Southwest United States. Call us at 1-800-868-9114 to see if we are serving your area.

Commercial Storage Containers

Businesses in many different industries encounter events that require additional storage space. Short-term storage for seasonal inventory, renovation projects or workplace de-cluttering can be addressed through the use of ISO storage containers. Various sizes are available to fit in limited areas or large spaces. Secure doors will protect the contents from weather, unauthorized entry or invasion from rodents.

Long-term container rental is available for additional storage space outside a commercial building. Securing equipment is an important factor for reducing insurance costs and loss.

Rapid response to requests for container delivery allows the decision maker to contact Southwest Mobile Storage and have a standard steel storage container within 24 to 48 hours.

Residential Moving Containers

Family life is packed with important events that involve care and storage of personal belongings. Southwest Mobile Storage offers four different container sizes ranging from 10 feet to 24 feet to accommodate any location or need. The doors are secured with a lock box and high-security, slide-bolt locking system. In most cases depending upon the city and location, the container can be placed on the street for the duration of the work.

  • Temporary storage – Home renovation projects require storage space for furniture and other belongings. The container can be placed on the street for the duration of the work.
  • Moving – A local moving service can be recommended for the loading of the storage containers. Individuals often load the home contents into the container in preparation for moving. The truck will pick up the container and take it to the new destination.
  • Secure storage – Between the two locations, Southwest Mobile Storage can store the container in one of our secure storage sites. The container is delivered to the new location upon the customer’s request, usually within 48 hours.

Virtually any unique storage need can be solved with a steel ISO container. Residential customers have unique needs that require additional storage for personal goods that must be protected from the elements. Contact us today to discover the creative solutions other customers have found for storing personal goods.

Office Containers

Construction companies are the primary customer for our climate-controlled, portable office containers. A construction site requires a secure place where administrative staff is able to work in safety. Mobile office storage units come in various lengths from 10 feet to 40 feet. A truck will arrive with the requested ISO steel container ready for placement. Lock boxes ensure that the office can be secured when the site is vacant.

The mobile office will sit securely, flat on the ground for convenient access. Each field office unit has an inventory of mobile office containers to provide a choice for clients.

No extraneous setup fees, stairs, tie-downs or permits are required for these secure containers. Fast delivery allows the customer to focus on other details of the construction project.

Virtually any office need can be met with the open-bay office to the combo unit that has storage space and office space in the same container. Windows have been installed in these attractive units to allow the client to work in a comfortable workspace.

Customized Shipping and Storage Containers

At first glance, a steel ISO shipping container is a bulky steel box that has one use, shipping goods by ship and train. Southwest Mobile Storage knows that in reality, these strong metal boxes can be versatile and useful with some minor or major modifications. The possibilities are endless! Click here to view our 22 different types custom containers. We can create any type of custom container to meet your needs and budget.

The SMS Fabrication Division can convert a standard ISO steel container into almost any type of workspace, storage unit or living space. Entire apartment complexes have been created from storage containers.

At Southwest Mobile Storage, a full engineering staff supports our Fabricator-1 Certified Facilities. Certified welders, electricians and quality control inspectors perform the modifications according to the client’s request.

A few ideas from other clients will spark the imagination and allow the new client to devise a perfect solution for new office space or other unique use of a steel storage container.

Containers can be transformed using some of the following products:

  • Steel security doors and windows
  • Storage cabinets, tool racks and cribs
  • Shelving units
  • Modular office units
  • Carts, dollies and toolboxes
  • Stairs, platforms, ladders and ramps

Additional services can transform the external appearance or interior of the container to match, or complement, the client’s other structures.

  • Sandblasting
  • Paint finishes
  • Powder coatings
  • Bed-linings
  • Deck liners
  • Spray foam insulation
  • Electrical service

Each year, clients ask for unique modifications that create new options for other client. Steel containers are strong enough to handle the abuse the weather delivers.