Model # CBU-12. Recommended for indoor use. Roadside mailboxes are approved for U. 5 inches wide by 18. As this local approval trend continues, many in the industry wait to see if the USPS will ultimately grant certification to the 4C pedestal mailbox. S. Chat with our team of experts to help you get the right Florence mailbox for your commercial or residential needs – we’re here to help. Mail Supply - perfect USPS approved or private use boxes for commercial or residential areas. Web Specials. Model # 3304R. Ideal for commercial buildings, multi-family housing units, apartment complexes, government and military bases, schools, colleges and other. Explore our site and you will find the largest selection of USPS approved mailboxes and private delivery mailboxes in the industry. Related Items. Colors apply to select mailboxes which include most of the primary USPS Approved commercial mailbox product lines including the NEW 4C Series and CBUs. Commercial 4C private use mailboxes from US Mail Supply are ideal for use in apartments, offices, businesses, and other commercial properties. $1. $1,768. P. 571. Local: 262-782-6510 Toll Free: 800-571-0147. Recessed, In-Wall Mount Type. com online catalogs. Front Loading Style. S. 8 Door USPS Approved Cluster Mailbox. From apartments and condominiums to gated communities, townhomes, multi-family units, and single-family homes, our mailboxes can be customized to fit your unique needs. Quantity:The Salsbury Standard Cluster Mailbox and Regency® Decorative CBU Type I, Type II, Type III, Type IV, Type V, Type VI and Outdoor Parcel Lockers (OPL's) are all licensed and approved by the U. 00 out of 5. Find the right commercial outdoor mailbox for your property. 00. Most bulk order sales are usually processed through our quote system. Colors apply to select mailboxes which include most of the primary USPS Approved commercial mailbox product lines including the NEW 4C Series and CBUs. 00 $2,399. 4C horizontal mailboxes. Availability: In stock. 4. Fit More in Your Extra-Large Mailbox. 50The Salsbury Standard Cluster Mailbox and Regency® Decorative CBU Type I, Type II, Type III, Type IV, Type V, Type VI and Outdoor Parcel Lockers (OPL's) are all licensed and approved by the U. All wall mounted horizontals are of the highest quality, very secure and made from heavy duty aluminum and are USPS Approved for replacement. As low as $1,137. $2,849. Local: 262-782-6510 Toll Free:. 97 Free Shipping. Salsbury vertical style commercial mailboxes are ideal for apartments, condominiums and office buildings and are designed for replacement and retrofit installations. These mailboxes are designed for multi-tenant. $2,626. Including the pedestal, the total unit height is 62 inches. Horizontal 4C mailboxes are USPS approved (STD-4C) and 4C depot style mailboxes are for private deliveries only. The Freestanding Depot Enclosure with 4C Horizontal Parcel Locker from National Mailboxes provides the perfect solution for your stand-alone installation needs. Many models include parcel lockers and letter drops for outgoing mail. Our company offers a wide variety of USPS approved products and all of our mailboxes are delivered fully. And all powder coated paint finish colors are weather resistant, rust proof and corrosion. 1. And all powder coated paint finish colors are weather resistant, rust proof. The Salsbury Standard Cluster Mailbox and Regency® Decorative CBU Type I, Type II, Type III, Type IV, Type V, Type VI and Outdoor Parcel Lockers (OPL's) are all licensed and approved by the U. S. We offer a wide selection of high quality apartment mailboxes , CBU mailboxes ( cluster box units ), horizontal mailboxes, vertical mailboxes, pedestal and wall mounted mailboxes as well. Feature a durable powder coated finish available in sandstone, bronze, green, black, white and gray (for replacement units only) Include 2 or. Be sure that your packages are under ten ounces, unless you are mailing to an APO, DPO, or FPO location and are paying with a method other than postage stamps. N1032245. This means that any mailbox used for the receipt of mail and packages must meet USPS standards for size, construction, and. S. S. S. 86 out of 5. USPS approved for new construction - but also. All high quality powder coated finishes are rated and approved for outdoor/indoor use and installations. Reputable mailbox suppliers will provide USPS-approved options for you to choose from. 20 Tenant Doors with 2 Parcel Lockers and 1 Outgoing Mail – Freestanding Depot Enclosure with 4C Horizontal Mailbox Unit (USPS Approved) – H4C16D-20-D. Model # 3312R-U. Freestanding Depot Enclosure with 4C Parcel Lockers are ideal for use at. S. com, we offer residential mailboxes that can withstand these conditions. Buying from U. Mailboxes are U. Many models include parcel lockers and letter drops for outgoing mail. And all powder coated paint finish colors are weather resistant, rust proof. National Mailboxes is a division of NMHP Inc. Rated 5. A copy of the most current list of approved models is also available from the office listed in 1. Details. Florence 4C Mailbox Suites are a secure, attractive and easy-to-use line of wall-mounted mailboxes and parcel lockers. Backed by our 200,000 square foot state-of-the-art facility and CAD-CAM capabilities, we are equipped to provide you with the best quality, pricing, and service in the industry. It has ample space for letters, bills, and advertisements. For more product info contact the National Mailboxes Customer Support Center at 1-800-676-5161. S. 2. (1 to 10 USPS Approved Mailboxes) +-9-Door High Suite (33 3/4"H) - (2 to 16 USPS Approved Mailboxes)Colors apply to select mailboxes which include most of the primary USPS Approved commercial mailbox product lines including the NEW 4C Series and CBUs. 00. And all powder coated paint finish colors are weather resistant, rust proof. 5 and 1 PL5 – Front Loading – USPS Access (Includes 3710DA-09 Mailbox and 3810D Enclosure) – 10 Door High Unit (38-5/8 Inches) – Double Column. 00 out of 5. Our biggest front loading mailbox has 35 doors. Colors apply to select mailboxes which include most of the primary USPS Approved commercial mailbox product lines including the NEW 4C Series and CBUs. Colors apply to select mailboxes which include most of the primary USPS Approved commercial mailbox product lines including the NEW 4C Series and CBUs. Whether you need one for residential or commercial use, these vault mailboxes can hold up to 2+ weeks of mail and parcels while you're away for weekends and vacations. Replacement Large CBU Parcel Locker Door (All Colors) As low as $60. You save: $399. 5 inches wide by 18. When it comes to commercial mailboxes for sale in Oklahoma, you won’t find better selection, service—or prices—anywhere. 00 $2,100. com or by phone at 1-800-624-5269. Give us a call anytime, we would love to hear from you!Colors apply to select mailboxes which include most of the primary USPS Approved commercial mailbox product lines including the NEW 4C Series and CBUs. With its durable construction, ample space, and advanced security features, this USPS-approved mailbox unit is the perfect solution for your residents' mail delivery needs. 15% OFF & FREE SHIPPING* ON ALL ORDERS IN OCTOBER. Our customer-first approach is why some people have made us the only mailbox. In Texas, your mailbox will have to endure more than 220 days of annual sunshine and temperatures that routinely rise past 100 degrees. They are front loading style and include parcel locker compartments for packages, an outgoing mail compartment for outgoing mail and pedestal stands for mounting. 5's, 2 PL5's and 2 PL6'sMany models include parcel lockers and letter drops for outgoing mail. And all powder coated paint finish colors are weather resistant, rust proof and corrosion. +-ADA MAX Suite (37 1/4"H) - (1 to 10 USPS Approved Mailboxes) +-9-Door High Suite (33 3/4"H) - (2 to 16 USPS Approved Mailboxes). 00 $420. S. Specialty Products. We manufacture, supply, and distribute a wide selection of residential mailboxes, both indoor and outdoor models, to residential home owners and home owners associations across the country. 00 As low as $2,224. approved 4C horizontal mailbox unit and a matching free-standing enclosure - minor assembly required. Contact Us. The new, USPS-approved 4C series of mailboxes contain multiple horizontal customer. PEDESTALS SOLD SEPARATELY. All high quality powder coated finishes are rated and approved for outdoor/indoor use and installations. 50 View Options. Commercial Mailboxes. The USPS-4C Standard includes a minimum size requirement for mailboxes of 12” W x 15” D x 3” H. EMPTY. 50. Mail Supply by calling 262. 00 Free Shipping. $1,768. $450. Pedestal-mounted USPS-approved CBU. USPS-Approved mailboxes in black and black powder coat finish for commercial properties, residential properties, indoors, outdoors, and more! Local: 262-782-6510 Toll Free: 800-571-0147. A commercial mailbox requires high-security features and multi-tenant capabilities for a bustling apartment. All high quality powder coated finishes are rated and approved for outdoor/indoor use and installations. Introducing the New "F" series CBU -- designed to meet or exceed new USPS Security Standards. If you’ve looked at commercial mailboxes on the National Mailboxes website, you may have noticed that some are labeled USPS-Approved or For Private Delivery. While you may wish to work with commercial mailbox dealers in your area, Budget Mailboxes can provide you with expert service and competitive quotes. 00 Free Shipping. Postal Service-approved model features a compact design and sturdy post. National Mailboxes has been a leading Midwest Wisconsin based manufacturer, distributor and supplier of high quality residential and commercial mailboxes for over 20 years. Colors apply to select mailboxes which include most of the primary USPS Approved commercial mailbox product lines including the NEW 4C Series and CBUs. 25 inches high. The box needs to be big enough to accommodate your daily mail. $1,836. 16 Tenant Door Standard Style High Security CBU Mailbox with 2 Parcel Lockers (Pedestal Included) – Type 3 USPS Approved – H1570-16AF. Skip to content. 3. Wholesale Pricing $ 3,268. Ideal for commercial buildings, multi-family housing units, apartment complexes, government and military bases, schools, colleges and other. O. Salsbury Industries is your one stop shop for all your. We give additional discounts on USPS approved large security mailbox purchases. Fast Shipping. 50 View Options. Request a Quote. Cluster Mailboxes are approved for use throughout the U. For more detailed specifications, please view this Technical Drawing. All tenant door locks and keys are included. Decorative Cluster Box Units. Accessories: $10 – $35, $20 – $553. We even have vertical options, like the Salsbury 3503RP and 3308-P, for small properties. 4C Mailbox Depot. These high security USPS approved cluster box units (CBU. Industry-exclusive features, finishes and accessories available. 0147 for more. Unit Size: 33-7/8″W x 39″H x 17″D. Cluster Box Unit With Crown Cap and Pillar Pedestal Accessories -16 Compartments. All high quality powder coated finishes are rated and approved for outdoor/indoor use and installations. These high-quality units are secure and durable. The design caters to high volumes of mail for those who are unable to collect mail frequently. These secure mailboxes are perfect for apartment complexes, commercial buildings, multi-family homes, and condominiums. Find the right mailbox with maximum security. The USPS approved Florence valiant™ pedestal lockers' rugged construction and colors complement any color scheme and are a welcome addition to any property. All high quality powder coated finishes are rated and approved for outdoor/indoor use and installations. Replacement Small CBU Parcel Locker Door (All Colors) As low as $55. The 4C line of mailboxes fit this need. 25-35 Compartments. 3810DA-09 Salsbury Surface Mounted 4C Mailbox – 9 MB1 Doors / 1 PL4. And all powder coated paint finish colors are weather resistant, rust proof. Surface Mounted 4C Horizontal Mailbox Unit (includes 3716S-06 Mailbox, 3816S Enclosure and Master Commercial Locks) - Maximum Height Unit (57 3/4 Inches) - Single Column - 6 MB1 Doors / 1 PL3 and 1 PL4. Only smaller-sized packages will fit inside a collection mailbox due to the slot size. Average Cost Estimate: $135 – $435. Shop all USPS approved mailboxes online from U. And all powder coated paint finish colors are weather resistant, rust proof and corrosion. outdoor cluster mailboxes from US Mail Supply can be mounted on virtually any residential or commercial property. Colors apply to select mailboxes which include most of the primary USPS Approved commercial mailbox product lines including the NEW 4C Series and CBUs. This kit allows your 4C Mailbox and Parcel Locker center to be easily mounted indoors or outdoors! 4C Commercial Mailboxes are USPS Approved and meet or exceed STD-4C. P. Salsbury 3500 Series surface mounted vertical mailboxes are available in 5 contemporary colors. Colors apply to select mailboxes which include most of the primary USPS Approved commercial mailbox product lines including the NEW 4C Series and CBUs. Ideal for homes, colleges, schools, apartments, condominiums, office buildings, corporate mail centers, military bases and many other applications. SKU. curbside mail delivery. Fully operational. Mailboxes. Browse our locking residential mailboxes used for residential and commercial applications. FAQs Request a Quote Contact. Salsbury Cluster Mailboxes can be purchased via our website at mailboxes. Whether you need a great professional look for a business park or industrial. Postal Service will only deliver to your mailbox if it's up to their standards - including box size, location, slot dimensions and identification info. 10 Tenant Doors with 2 Parcel Lockers and Outgoing Mail Compartment - 4C Wall Mount ADA Max Height Mailboxes - 4CADD-10. Mailboxes for Homes. Colors apply to select mailboxes which include most of the primary USPS Approved commercial mailbox product lines including the NEW 4C Series and CBUs. In business since 1936, Salsbury Industries is home to both our mailboxes. These high security commercial Cluster Box Units (CBU) are made entirely of heavy duty extruded aluminum with stainless steel hinges, which means they won’t ever rust. The cluster box itself measures 30. USPS Approved Locking Mailbox Solutions | Florence Mailboxes Configurator FIND A DEALER The ultimate centralized mailboxes for your project — hassle not included. 5-Door 3500 Series Vertical Mailbox. 20 Tenant Doors with 1 Outgoing Mail – 4C Wall Mount 11-High Horizontal Mailbox Unit – H4C11D-20. Many models include parcel lockers and letter drops for outgoing mail. 16 Tenant Door Standard Style High Security CBU Mailbox with 2 Parcel Lockers (Pedestal Included) – Type 3 USPS Approved – H1570-16AF. Including the pedestal, the total unit height is 62 inches. Choose USPS-Approved Mailboxes. And all powder coated paint finish colors are weather resistant, rust proof and corrosion. The flap should not obstruct the mail carriers ability to quickly deliver your mail. Colors apply to select mailboxes which include most of the primary USPS Approved commercial mailbox product lines including the NEW 4C Series and CBUs. 88 out of 5. $2,524. Most bulk order sales are usually processed through our quote system. Colors apply to select mailboxes which include most of the primary USPS Approved commercial mailbox product lines including the NEW 4C Series and CBUs. Mailboxes used in new construction projects can be one of the following two types of centralized mailbox equipment: a. Mail slots should be at least 1. When sending outgoing mail, customers simply need to drop it off at the mail slot. USPS-Approved Commercial Mailboxes in Georgia Centralized mailboxes for new developments and rental properties must be the 4C type, which meet USPS regulations and are designed to be compliant with the Americans With Disabilities Act. approved; Manufactured by Salsbury Industries to USPS-STD-7B specifications; Made entirely of aluminum; Feature both a front and rear access locking door; Include a lock with 2 keys on each door (keyed alike)American Mailboxes USA specializes in USPS approved mailboxes, with over 450 designs and the option to customize. Front Loading Fully Recessed Single Column Commercial Mailbox with 2 Parcel Lockers. 00USPS Approved Full Service Delivery Vault This full-service vault provides a secure, extra-large drop section for large items, a secure mail drop, and an enclosed space for outgoing mail. Commercial building mailboxes manufactured by Salsbury Industries are made of heavy duty aluminum and come in a variety of sizes and colors. →. Compare this Product. Box 13144, Wauwatosa, WI 53213 Phone: 800-676-5161 We are a leading Wisconsin-based manufacturer & supplier of high-quality USPS Approved & private locking residential & commercial mailboxes. Includes a single parcel compartment. 0147. As low as $599. $375. Postal Service. Constructed of heavy duty aluminum and stainless steel hardware. Ideal for commercial and residential developments. They are ideal for commercial use or residential applications such as housing developments, apartments or townhouses. N1031083. Multi-family mailboxes ensure centralized mail delivery and protect valuables from countless threats. They are designed with elegance in mind, and are ideal for commercial developments and residential neighborhoods. Florence 4C Versatile horizontal mailboxes are constructed of heavy gauge aluminum and stainless steel components. Indoor commercial mailboxes from US Mail Supply are built to USPS size and construction standards. The units range in size from eight to 30 doors, so you get a heavy-duty mailbox that fits your facility. You save: $367. S. Florence Surface Mount 4C Horizontal Mailbox – 15 Doors 2 Parcel Lockers – Front Loading – 4C14D-15-4CSM14D – USPS Approved. Outdoor Parcel Lockers (OPL's) are U. In this case, the weight limit is sixteen ounces, provided you aren’t required to use a customs form. 2. Sort By: PEDESTALS SOLD. Details. Vary in height and mounting options. If you have multiple tenants or employees, check out the Salsbury 2116 Front Loading model. Regency ® Decorative Cluster Boxes manufactured by Salsbury Industries provide USPS access and offer a secure means of receiving mail and packages. Residential USPS Approved Mailboxes in Texas. 4B+ Horizontal Mailboxes. S Mail delivery or as private use/access style commercial mailboxes for private distribution. Colors: Standard color is Anodized. Salsbury 4300 Series Roadside Mailboxes Features. Colors apply to select mailboxes which include most of the primary USPS Approved commercial mailbox product lines including the NEW 4C Series and CBUs. The U. Tenant Door Size: 5″H x 6-3/8″W x 16″D. 00. Add to Cart. 00 $299. Contact our reliable customer service staff at 1-800-229-4500 with any questions you. National Mailboxes is a division of NMHP Inc. All high quality powder coated finishes are rated and approved for outdoor/indoor use and installations. Find the right mailbox with maximum security. Commercial Mailboxes. Mail Supply are built with this in mind. All high quality powder coated finishes are rated and approved for outdoor/indoor use and installations. A high-quality commercial mailbox, approved by the USPS, ensures your tenants and commercial clients have direct and easy access to their mail. Colors apply to select mailboxes which include most of the primary USPS Approved commercial mailbox product lines including the NEW 4C Series and CBUs. Colors apply to select mailboxes which include most of the primary USPS Approved commercial mailbox product lines including the NEW 4C Series and CBUs. 50. USPS approval is a crucial factor to consider when purchasing. All high quality powder coated finishes are rated and approved for outdoor/indoor use and installations. They are made entirely of heavy duty extruded aluminum along with all stainless steel components and hinges. We offer a wide selection of high quality apartment mailboxes , CBU mailboxes ( cluster box units ), horizontal mailboxes, vertical mailboxes, pedestal and wall mounted mailboxes as well. Though these units offer superior security, we recommend checking with your local postmaster to confirm the location of the neighborhood mailbox. They are USPS approved but can also be used for private party access and distribution. Vault drop boxes offer convenience for residential and commercial purposes. High-quality CBU Commercial Mailboxes (NEW 1570 F-Series Type) The Standard Style Cluster Box Units (CBU) from National Mailboxes are designed to meet or exceed the new USPS Security Standards. Flexible, customizable solution for individual project needs. P. 00. With its durable construction, ample space, and advanced security features, this USPS-approved mailbox unit is the perfect solution for your residents' mail delivery needs. 16 Tenant Door Traditional Decorative Style High Security CBU Mailbox with 2 Parcel Lockers (Pedestal Included) – Type 3 USPS Approved – H1570-16AF-DT. Rack Ladder System – with rear loading options and a variety of door sizes. And all powder coated paint finish colors are weather resistant, rust proof and corrosion. S. 8. Ideal for commercial buildings, multi-family housing units, apartment complexes, government and military bases, schools, colleges and other. Colors apply to select mailboxes which include most of the primary USPS Approved commercial mailbox product lines including the NEW 4C Series and CBUs. The new (USPS Approved) 4C Horizontal Mailboxes are high security type and front loading style with larger tenant compartments for more mail capacity, equipped with parcel locker compartments for packages and. 07. And all powder coated paint finish colors are weather resistant, rust proof and corrosion. All high quality powder coated finishes are rated and approved for outdoor/indoor use and installations. 1. US Mail Supply offers a wide variety of USPS-approved mailboxes for homes and businesses. And all powder coated paint finish colors are weather resistant, rust proof and corrosion. US Mail Supply carries a selection of outdoor commercial mailboxes approved for both private and USPS delivery. Residential and commercial mailboxes must meet specific USPS requirements, including box size, location, mail slot dimensions (when applicable), and identification information. And all powder coated paint finish colors are weather resistant, rust proof and corrosion. Centralized mailboxes fit this need. USPS Approved Commercial, Apartment, & Residential Units The U. Our CBUs have as few as four distinct compartments and as many as 16, including separate sections for large parcels. Salsbury 16 Tenant Doors and 2 Parcel Lockers Cluster Box Unit (CBU) Mailbox with USPS Access - Model 3316. 00 $2,319. 50. Every secure mail dropbox we carry is made for commercial use, but can also be used for. Our commercial mailboxes cater to anyone who has multiple tenants and values high security. 00 (19%) 4 Door Parcel Locker Cluster Mailbox. has proudly served the United States Post Office for nearly twenty years. The industry leader in the manufacturing and distributing of quality commercial and residential mailboxes and lockers, Salsbury Industries’ manufacturing facilities are vertically integrated to ensure that you receive quality products that are manufactured and shipped in a timely. Description. Manufactured by Salsbury Industries to USPS-STD-7B Specifications. Constructed and Manufactured of Heavy Duty Extruded. As a USPS approved manufacturer, Salsbury Industries conveniently sells USPS Approved Cluster Box Units (CBU's) factory direct. $2,999. US Mailboxes is committed to continuing the values of maintaining a high quality service in a prompt and timely manner. View All Products. The chances are you probably don’t have a lot of space, either. 4C mailboxes are a convenient way to provide centralized mail delivery for multi-family. Ideal for commercial buildings, multi-family housing units, apartment complexes, government and military bases, schools, colleges and other. Related Products; People Also Bought; IN STOCK. And all powder coated paint finish colors are weather resistant, rust proof and corrosion. 4B Vertical Mailboxes – options include surface mounted or recessed mounted. Includes: Mailbox, Tenant Door Locks With 3 Keys Each, 20 Tenant Compartments, 2 Parcel Compartments, Outgoing Mail Slot. Florence 4C mailboxes are USPS approved for new construction and major renovation projects. 745. These high security USPS approved cluster box units (CBU) are made entirely of heavy duty extruded aluminum mailbox and stainless steel hinges and are accessed from the front through an easy-opening master door gate assembly with a built-in hold open. But it can be tough to know whether your community mailbox is secure and compliant with the USPS. Strengthened security requirements for. com is your source for commercial mailboxes, CBU and cluster mailboxes, 4C horizontal mailboxes, commercial mailboxes and residential mailboxes. Colors apply to select mailboxes which include most of the primary USPS Approved commercial mailbox product lines including the NEW 4C Series and CBUs. Colors apply to select mailboxes which include most of the primary USPS Approved commercial mailbox product lines including the NEW 4C Series and CBUs. According to USPS mailbox requirements, commercial mailboxes should abide by Standard 4C Mailbox Specifications. Learn More: Mailbox FAQsUSPS Regular Mail (Domestic) Mail slots are designed to ship out regular-sized, USPS mail. If you are planning to renovate in the future or have just renovated, a new commercial. Residential Mailboxes. Give your tenants a safe and private place to collect their mail. USPS-approved and private use 4C, 4B+, Cluster Box Units, & more. Colors apply to select mailboxes which include most of the primary USPS Approved commercial mailbox product lines including the NEW 4C Series and CBUs. Add to Wish List. Colors apply to select mailboxes which include most of the primary USPS Approved commercial mailbox product lines including the NEW 4C Series and CBUs. 571. Choosing a USPS-approved mailbox ensures reliability, security, and compliance, helping you maintain a smooth flow of communication for your business. This is because the USPS only approves mailboxes that meet stringent security requirements. All high quality powder coated finishes are rated and approved for outdoor/indoor use and installations. Horizontal 4C mailboxes are USPS approved (STD-4C) and 4C depot style mailboxes are for private deliveries only. $3,574. 00 $3,910. Rated 4. The cluster box itself measures 30. F181570-12. $1,348. Regency Outdoor Parcel Locker (Includes Pedestal, CBU Top and Pedestal Cover - Short) - 4 Compartments - USPS Access. S. All high quality powder coated finishes are rated and approved for outdoor/indoor use and installations. Postal Service will only deliver to your mailbox if it's up to their standards - including box size, location, slot dimensions and identification info. Wall-mounted USPS-approved STD-4C mailboxes (4C). And all powder coated paint finish colors are weather resistant, rust proof and corrosion. 00 $3,239. Colors apply to select mailboxes which include most of the primary USPS Approved commercial mailbox product lines including the NEW 4C Series and CBUs. Commercial Mailboxes. When it comes to commercial mailboxes for sale in Connecticut, you won’t find better selection, service—or prices. In business since 1936, Salsbury Industries is home to both our mailboxes. Our CBUs have as few as four distinct compartments and as many as 16, including separate sections for large parcels. Shop wall-mounted 4C commercial Mailboxes for sale from U. 16 Door Cluster Mailbox - CBU (Pedestal Included) - Type 3 USPS Approved Mailboxes - 1570-16AF. The Salsbury Standard Cluster Mailbox and Regency® Decorative CBU Type I, Type II, Type III, Type IV, Type V, Type VI and Outdoor Parcel Lockers (OPL's) are all licensed and approved by the U.