17 best suggestion mailbox for 2020

It took days of going through more than a thousand customer reviews and conducting expert researches to narrow down the list. Weve included a comparison table below to give you a quick summary of our top 17 suggestion mailbox. Its followed by an in-depth review of each suggestion mailbox. Hopefully, once you are done reading this article, you will be well informed about suggestion mailbox and be able to select the right suggestion mailbox for you without any hesitations.

Best suggestion mailbox

Product Features Go to site
SereneLife SLMAB01 Indoor/Outdoor Mail Box Wall-Mount Locking Mailbox, 8.3 x 10 x 2.7, White SereneLife SLMAB01 Indoor/Outdoor Mail Box Wall-Mount Locking Mailbox, 8.3 x 10 x 2.7, White Go to amazon.com
AdirOffice Multi Purpose, Mail Box, Drop Box, Suggestion Box, Wall Mountable, 3 AdirOffice Multi Purpose, Mail Box, Drop Box, Suggestion Box, Wall Mountable, 3" x 10" x 12" - Sand Beige Go to amazon.com
Gibraltar Mailboxes Classic Medium Capacity Double-Walled Plastic Black, All-In-One Mailbox & Post Combo Kit, GCL10000B Gibraltar Mailboxes Classic Medium Capacity Double-Walled Plastic Black, All-In-One Mailbox & Post Combo Kit, GCL10000B Go to amazon.com
Barska CB12712 Large Multi-Purpose Drop Suggestion Mail Box,Grey Barska CB12712 Large Multi-Purpose Drop Suggestion Mail Box,Grey Go to amazon.com
Fasmov Metal Drop Box,Inter-Office Mailbox, 10.2 x 3.9 x 14.2 Inches Fasmov Metal Drop Box,Inter-Office Mailbox, 10.2 x 3.9 x 14.2 Inches Go to amazon.com
Adir Wall Mountable Steel Suggestion Box with Lock - Donation Box - Collection Box - Ballot Box - Key Drop Box (Black) with 25 Free Suggestion Cards Adir Wall Mountable Steel Suggestion Box with Lock - Donation Box - Collection Box - Ballot Box - Key Drop Box (Black) with 25 Free Suggestion Cards Go to amazon.com
Sandusky Buddy Products Steel Suggestion Box, Grey (8011-1) Sandusky Buddy Products Steel Suggestion Box, Grey (8011-1) Go to amazon.com
Azar Displays 206320-CLR 9 Azar Displays 206320-CLR 9" W x 6.25" D x 6.25" H Large Clear Suggestion Box with Pocket, Lock & Keys on Pedestal Go to amazon.com
AdirOffice Multi Purpose, Mailbox, Drop Box, Suggestion Box, Wall Mountable, 3 AdirOffice Multi Purpose, Mailbox, Drop Box, Suggestion Box, Wall Mountable, 3" x 10" x 12" - Red Go to amazon.com
AdirOffice Ultimate Drop Box Wall-Mounted Mailbox - Hanging Secured Postbox - Durable Spacious Key - Perfect for After Hours Deposits Payments Key and Letter Drops AdirOffice Ultimate Drop Box Wall-Mounted Mailbox - Hanging Secured Postbox - Durable Spacious Key - Perfect for After Hours Deposits Payments Key and Letter Drops Go to amazon.com
AdirOffice Heavy Duty Secured Safe Drop Box - Suggestion Box - Locking Mailbox - Key Drop Box - Wall Mounted Mail Box - Safe Lock Box - Ballot Box - Donation Box (Black) AdirOffice Heavy Duty Secured Safe Drop Box - Suggestion Box - Locking Mailbox - Key Drop Box - Wall Mounted Mail Box - Safe Lock Box - Ballot Box - Donation Box (Black) Go to amazon.com
BARSKA CB13252 Locking Wall Mount Mailbox, Grey, Medium, 3.6 BARSKA CB13252 Locking Wall Mount Mailbox, Grey, Medium, 3.6" x 14.2" x 12.3" Go to amazon.com
BARSKA unisex-adult CB13254 Large Wall Mount Classic Collection Locking Drop Suggestion Mail Box, Gray BARSKA unisex-adult CB13254 Large Wall Mount Classic Collection Locking Drop Suggestion Mail Box, Gray Go to amazon.com
Locking Mailboxes Wall Mounted Vertical  Jssmst Key Lock Drop Mail Box Medium Capacity Galvanized Steel Cover Rust-Proof Metal Post Box, 12.6 x 8.5 x 3.4 Inch, Black, SM-0601L Locking Mailboxes Wall Mounted Vertical Jssmst Key Lock Drop Mail Box Medium Capacity Galvanized Steel Cover Rust-Proof Metal Post Box, 12.6 x 8.5 x 3.4 Inch, Black, SM-0601L Go to amazon.com
Glosen Suggestion Box with Lock Wall Mounted, Mailbox, Donation Box, Drop Box with Pen Holder and Notepaper Box for Small Office, Customer Center, School, Hospital, Hotel, Small Size, Silver Glosen Suggestion Box with Lock Wall Mounted, Mailbox, Donation Box, Drop Box with Pen Holder and Notepaper Box for Small Office, Customer Center, School, Hospital, Hotel, Small Size, Silver Go to amazon.com
KYODOLED Suggestion Box wigh Lock,Locking Mailbox, Key Drop Box, Wall Mounted Mail Box,Safe Lock Box,Ballot Box,Donation Box 9.8 KYODOLED Suggestion Box wigh Lock,Locking Mailbox, Key Drop Box, Wall Mounted Mail Box,Safe Lock Box,Ballot Box,Donation Box 9.8" W x 3" D x 7" H,Black Go to amazon.com
Kyodoled Suggestion Box,Locking Mailbox, Key Drop Box, Wall Mounted Mail Box,Safe Lock Box,Ballot Box,Donation Box 9.8 Kyodoled Suggestion Box,Locking Mailbox, Key Drop Box, Wall Mounted Mail Box,Safe Lock Box,Ballot Box,Donation Box 9.8" W x 3" D x 7" H, Blue Go to amazon.com
Related posts:

1. SereneLife SLMAB01 Indoor/Outdoor Mail Box Wall-Mount Locking Mailbox, 8.3 x 10 x 2.7, White

Feature

LARGE CAPACITY: Wallmount mailbox duty are holding multi mailings, group mail, paperwork, newspaper, magazines, small parcel, package, post office deliveries. This measures 8.3'' x 10.0'' x 2.7'' (WxDxH)
WEATHERPROOF: Outdoor mountable mailboxes are made with high quality galvanized steel magnetic cover, black powder coated that locked mails from heavy rain and deliberate theft
RESIDENTIAL OR OFFICE USE: Aesthetic posts, mounts vertical mailbox adds modern touch to exterior decor, front door house, commercial, business, classic rural & modern apartment, has secure key lock w/ two reserved key locks not easy to duplicate
DECORATIVE BIN DOOR SLOTS: Though drop box is lock, the slot allows payments, parcels, outgoing mail & box packages to be inserted, has an easy access metal flap like old envelope mailbox. Designed to prevent from fishing, stealing private property
EASY INSTALLATION: It has pre-drilled holes and mounting screw for solid attachment in the front porch of home or office. This is a universal mount mailbox in any walls or flat wall surface

Description

SereneLife Model : SLMAB01

Wall Mount Locking Mailbox

Indoor/Outdoor Wall Mount Locking Mailbox

Features:
  • Universal Mount to Any Wall or Flat Surface
  • Secure Key & Lock Mechanism
  • Durable & Weather-Resistant Construction
  • Rugged Outdoor Mailbox Design
  • Easy Access Metal Flap for Mail Insertion
  • Pre-Drilled Rear Panel Holes for Easy Installation
  • Convenient View Window for Name/Address Label
  • Includes Mounting Hardware & (2) Keys
  • Perfect for Home or Office Use

  • Technical Specs:
  • Construction Material: Galvanized Steel
  • Dimensions (W x H x D): 8.3 x 10.0 x 2.7

  • The SereneLife mailbox is rugged and reliable, constructed from galvanized steel. Mount the mailbox in a convenient location indoors or out. Weather-resistant construction allows for universal placement on virtually any flat surface. The secure key and locking mechanism provides mail safety and the unit includes (2) keys.

    Features: Universal Mount to Any Wall or Flat Surface Secure Key & Lock Mechanism Durable & Weather-Resistant Construction Rugged Outdoor Mailbox Design Easy Access Metal Flap for Mail Insertion Pre-Drilled Rear Panel Holes for Easy Installation Convenient View Window for Name/Address Label Includes Mounting Hardware & (2) Keys Perfect for Home or Office Use Technical Specs: Construction Material: Galvanized Steel Dimensions (W x H x D): 8.3 x 10.0 x 2.7 Sold as: 1 Weight: 3 lbs.

    2. AdirOffice Multi Purpose, Mail Box, Drop Box, Suggestion Box, Wall Mountable, 3" x 10" x 12" - Sand Beige

    Feature

    CONVENIENT, AFTER HOUR BOX. Measuring 12 W x 3 D x 10 H, this wall mounted mail box provides the perfect solution for outgoing and incoming mail, as well as secure drop box applications, including key drops, payments and other important materials that need to be dropped off after hours.
    HIGH-QUALITY, DURABLE CONSTRUCTION. Constructed of durable, heavy-gauge steel, this accessory is built to last. Additionally, it features a scratch-resistant finish to stand up against everyday wear and tear, providing long-term durability and use for years to come.
    SECURE DESIGN. The box is outfitted with a full piano hinged door and a durable lock to ensure that all items dropped inside are safe and secure. Two keys are also provided for quick and easy access inside.
    CONVENIENT TOP SLOT. The slot on top measures 10 wide x 5/16 inches deep to accommodate keys, ballots, mail, money or checks with ease. In addition to be used as a drop box or for inter-office mail, this box can also be used to keep private office correspondence confidential.
    HARDWARE INCLUDED. The drop box includes screws and is equipped with pre-drilled holes to easily and securely mount to any wall or door. For added convenience, its available in your choice of six shades to easily complement your taste, style or company colors.

    Description

    The Adir Corp. Multi Purpose Large Size Suggestion Box can be used in any office as a mail collection box for all outgoing or incoming mail. It can also be used to keep private office correspondence confidential, allowing your employees or customers to voice their greatest concerns while remaining anonymous.

    Constructed of durable, heavy-gauge steel, the mailbox is designed to last you well into the future. It also features a scratch-resistant finish to stand up against everyday wear and tear, providing long-term durability and use for years to come.

    Serving a variety of needs, this 12 W x 3 D x 10 H box will be a convenient addition for retail stores, rental facilities, customer service counters, manufacturing plants, auto dealers and other facilities. The drop slot measures 10 wide x 5/16 inches deep, and can accept checks, keys, suggestion cards, envelopes or other materials dropped off after hours.

    A full piano hinged door with a durable lock ensures the items inside are safe and secure. Meanwhile, two keys are included for easy access and entry inside to remove items and make room for additional material.

    To accommodate everyone, this product is available in six bold colors black, blue, red, beige, coffee, and white. This allows you to easily complement your taste, interior design or company colors. Finally, this multi-purpose box is equipped with pre-drilled holes and comes complete with screws for quick and easy installation on any wall or door.

    3. Gibraltar Mailboxes Classic Medium Capacity Double-Walled Plastic Black, All-In-One Mailbox & Post Combo Kit, GCL10000B

    Feature

    Medium capacity fits small boxes, magazines, and padded envelopes
    Double-Wall plastic construction is rust-proof and virtually indestructible
    Ultra-Violet inhibitor black finish prevents color from fading in the sun
    Box/Post combo installs easily over the Gibraltar 4x4 Easy-Install Anchor Post Kit - APK00000
    Made in the USA

    Description

    The Gibraltar Classic all-in-one mailbox and post combo is as convenient to install as it is functional. The Classic's medium capacity lends ample room for your parcel deliveries. It is constructed with double-wall plastic for extra protection, and features an ultra-violet inhibitor finish to obstruct color damage from the sun. Considerate of high traffic areas, it also has a back door so you can be safe while retrieving your mail. The Classic can easily fit over an existing 4x4 post for a fast, ready-to-use installation.

    4. Barska CB12712 Large Multi-Purpose Drop Suggestion Mail Box,Grey

    Feature

    Key Lock: The drop box is durable, lockable, mountable, and comes with 2 keys.
    Drop Slot: The drop box has a slot opening on top which accepts items up to 10 inches in width.
    Secure Storage: The drop box provides a secure way of locking up important items.
    Mounting: Pre-drilled holes and hardware allow the lock box to be mounted directly to a wall.
    Exterior Dimensions (WxDxH): 3. 5" x 11. 5" x 13"

    5. Fasmov Metal Drop Box,Inter-Office Mailbox, 10.2 x 3.9 x 14.2 Inches

    Feature

    Made of high quality Metal
    Two keys and screws included
    Helps keep private office correspondence confidential
    Mounts securely to any wall or door
    Ideal for inter office mailbox, donations, suggestions

    6. Adir Wall Mountable Steel Suggestion Box with Lock - Donation Box - Collection Box - Ballot Box - Key Drop Box (Black) with 25 Free Suggestion Cards

    Feature

    VERSATILE USE. This box can be used by customers and employees for making anonymous suggestions or comments about a company or service. It also provides the perfect solution for convenient and secure, drop box applications, including key drops, interoffice mail and payment drops.
    DURABLE CONSTRUCTION. To supply long-lasting strength and use throughout the years, this suggestion box is durably crafted of solid steel with a powder-coated, scratch-resistant finish.
    VARIETY OF COLOR OPTIONS. To meet everyones taste, this product is available in black, blue, red and copper. This allows you to easily complement your taste, interior design or company colors.
    EASY INSTALLATION. The box can be easily mounted on the wall with included hardware or can be simply placed on a table, desk or another flat surface.
    SECURE LOCK. To ensure confidentiality, the box is outfitted with a secure lock. Two keys are included for quick and easy access inside.

    7. Sandusky Buddy Products Steel Suggestion Box, Grey (8011-1)

    Feature

    Top can be used as a writing surface
    Storage of paper, forms below locked compartment
    Oversized locked compartment for suggestions, forms
    Steel construction with grey powder coat finish
    Includes mounting hardware

    8. Azar Displays 206320-CLR 9" W x 6.25" D x 6.25" H Large Clear Suggestion Box with Pocket, Lock & Keys on Pedestal

    Feature

    Features a metal base, adjustable pole, sign holder. pocket and lock & keys
    Color & Material: Clear Acrylic & Metal
    Dimension: 9"W x 6.25"D x 6.25"H box on a 24"H - 36"H pole. Pocket measures 6.125"W x 1"D x 4"H and slot measures 5.25"W x 0.5"D

    9. AdirOffice Multi Purpose, Mailbox, Drop Box, Suggestion Box, Wall Mountable, 3" x 10" x 12" - Red

    Feature

    CONVENIENT, AFTER HOUR BOX. Measuring 12" W x 3" D x 10" H, this wall mounted mail box provides the perfect solution for outgoing and incoming mail, as well as secure drop box applications, including key drops, payments and other important materials that need to be dropped off after hours.
    HIGH-QUALITY, DURABLE CONSTRUCTION. Constructed of durable, heavy-gauge steel, this accessory is built to last. Additionally, it features a scratch-resistant finish to stand up against everyday wear and tear, providing long-term durability and use for years to come.
    SECURE DESIGN. The box is outfitted with a full piano hinged door and a durable lock to ensure that all items dropped inside are safe and secure. Two keys are also provided for quick and easy access inside.
    CONVENIENT TOP SLOT. The slot on top measures 10" wide x 5/16 inches deep to accommodate keys, ballots, mail, money or checks with ease. In addition to be used as a drop box or for inter-office mail, this box can also be used to keep private office correspondence confidential.
    HARDWARE INCLUDED. The drop box includes screws and is equipped with pre-drilled holes to easily and securely mount to any wall or door. For added convenience, its available in your choice of six shades to easily complement your taste, style or company colors.

    10. AdirOffice Ultimate Drop Box Wall-Mounted Mailbox - Hanging Secured Postbox - Durable Spacious Key - Perfect for After Hours Deposits Payments Key and Letter Drops

    Feature

    CONVENIENT, AFTER-HOURS DROP BOX. This wall mounted mailbox provides the perfect solution for convenient and secure, drop box applications, including night drops, key drops, payment drops, interoffice mail and much more.
    HIGH-QUALITY, DURABLE CONSTRUCTION. Made using heavy-duty, 16-gauge galvanized steel construction with a powder-coated, scratch-resistant finish, this product will provide long-term durability and use for years to come.
    SECURE DESIGN. The locking door access includes a patented, anti-pry latch locking mechanism, commercial grade 12-disc wafer lock and three (3) laser cut keys to ensure that items dropped inside are safe and secure.
    STATE-OF-THE-ART BIN DOOR. Wide enough to accommodate bigger items than your average drop box slot, the innovative bin door featured here is designed to accept keys, payments, small parcels, letters and checks.
    CONFIGURATION OPTIONS. The AdirOffice Ultimate Wall-Mounted Mailbox comes in two sizes, furnished in your choice of black, white or blue. You can also select the user-set combination lock or key lock for enhanced security against unauthorized access.

    11. AdirOffice Heavy Duty Secured Safe Drop Box - Suggestion Box - Locking Mailbox - Key Drop Box - Wall Mounted Mail Box - Safe Lock Box - Ballot Box - Donation Box (Black)

    Feature

    CONVENIENT, AFTER-HOUR DROP BOX. This wall-mounted safe provides the perfect solution for secure drop box applications in any business, furnishing ample room for keys, payments, remote-access devices, mail and other important materials that need to be dropped off after hours.
    BUILT TO LAST. Sturdily constructed using rugged, 14-pound steel with a double-thick storage bin door, this drop box will provide long-term strength and use for years to come. It also features a powder-coated, scratch-resistant finish for a durable, attractive appearance.
    SECURE DESIGN. Providing optimal security, the drop box is equipped with a replaceable, Double-D cam lock to prevent break-ins and tampering. It comes complete with two, tubular-type keys which are difficult to duplicate to facilitate easy content removal.
    SUFFICIENT SPACE. Measuring 15" H x 12" W x 4" D, this drop box supplies a generous storage capacity for multiple items. The drop opening on top allows materials to be dropped inside with ease, while the 5.8'' H x 9.8'' W collection door provides easy access when you need to empty them.
    HARDWARE INCLUDED. For added convenience, the drop box is available in two, easy-to-incorporate color options and comes complete with mounting screws, washers, anchors, a driver bit and drill bit so you can install it right out of the box. Its also equipped with pre-drilled holes for easy, secure mounting on any wall or door.

    12. BARSKA CB13252 Locking Wall Mount Mailbox, Grey, Medium, 3.6" x 14.2" x 12.3"

    Feature

    Key Security: The drop box is durable, lockable, mountable and comes with 2 keys & mounting hardware.
    Drop Slot: The drop box has a slot opening on top which accepts items up to 10" in width.
    Convenient Office Use: This drop box is perfect for office use; can be used to drop off documents, suggestions, or even complaints.
    Exterior Dimensions (DxWxH): 3. 6" x 14. 2" x 12. 3"

    13. BARSKA unisex-adult CB13254 Large Wall Mount Classic Collection Locking Drop Suggestion Mail Box, Gray

    Feature

    Included Components: 2 Back Up Keys, Mounting Hardware, Maailbox

    14. Locking Mailboxes Wall Mounted Vertical Jssmst Key Lock Drop Mail Box Medium Capacity Galvanized Steel Cover Rust-Proof Metal Post Box, 12.6 x 8.5 x 3.4 Inch, Black, SM-0601L

    Feature

    LARGE CAPACITY: Jssmst mail box can hold magazine and large envelopes, it is able to hold days worth of mail at a time
    EXTERIOR DIMENTIONS: 12.6 x 8.46 x 3.35 Inch; INSIDE STORAGE AREA MEASURES: 12.4 x 8.3 x 3.05 Inch
    SECURITY WITH KEY LOCK: Jssmst mailbox includes key lock with 2 keys for security against theft
    HEAVY DUTY AND WEATHERPROOF: Crafted with quality galvanized steel for strength and durability. Powder coated protect mails from heavy rain
    EASY INSTALLATION: Jssmst mailbox includes pre-drilled holes, mounting screw and an instruction for easy installation

    15. Glosen Suggestion Box with Lock Wall Mounted, Mailbox, Donation Box, Drop Box with Pen Holder and Notepaper Box for Small Office, Customer Center, School, Hospital, Hotel, Small Size, Silver

    Feature

    Material: Aluminum frames + MDF + Acrylic Door with key lock and pen holder, notepaper holder(WITHOUT notepaper and pen).
    Size: 8.66x4.72x11.42 Inch, Silver color, Small Size, with accessories(2 unique keys, 2 metal screws, 2 Plastic expansion screws).
    Function: suggestion box, ballot box, donation box, drop box, charity box, comment box, advise box for indoor use, ideal for small office, customer service center, school, hospital, restaurant, hotel.
    Lightweight and portable, can be mounted on the wall with supplied accessories easily.
    Made by the number one leading manufacturer of aluminum box in China. Manufactured from the high quality material and accept all the customer service policy of Amazon FBA.

    16. KYODOLED Suggestion Box wigh Lock,Locking Mailbox, Key Drop Box, Wall Mounted Mail Box,Safe Lock Box,Ballot Box,Donation Box 9.8" W x 3" D x 7" H,Black

    Feature

    CONVENIENT SUGGESTION BOX with SLOT : The top of the box features a wide slot to accommodate ballots, mail, money or checks with ease.
    SECURITY & PRIVACY : The box is outfitted with a secure lock and two keys. Locking, hinged lid keeps suggestions, ballots or money protected.
    HARDWARE INCLUDED : For added convenience, the drop box comes complete with screws and is equipped with pre-drilled holes to easily fasten and secure onto any wall.50 suggestion cards included too.
    DURABLE CONSTRUCTION : This suggestion box with lock is durably crafted of solid steel with a powder-coated, scratch-resistant finish.Can be mounted to a wall or positioned on any tabletop.
    SIZE AND COLOR : 9.8"x 7"x 3" (250*78*18mm), its the perfect size for and daily using. Color is black.

    17. Kyodoled Suggestion Box,Locking Mailbox, Key Drop Box, Wall Mounted Mail Box,Safe Lock Box,Ballot Box,Donation Box 9.8" W x 3" D x 7" H, Blue

    Feature

    CONVENIENT SUGGESTION BOX with SLOT : The top of the box features a wide slot to accommodate ballots, mail, money or checks with ease.
    SECURITY & PRIVACY : The box is outfitted with a secure lock and two keys. Locking, hinged lid keeps suggestions, ballots or money protected.
    HARDWARE INCLUDED : For added convenience, the drop box comes complete with screws and is equipped with pre-drilled holes to easily fasten and secure onto any wall.50 suggestion cards included too.
    DURABLE CONSTRUCTION : This suggestion box with lock is durably crafted of solid steel with a powder-coated, scratch-resistant finish.Can be mounted to a wall or positioned on any tabletop.
    SIZE AND COLOR : 9.8"x 7"x 3" (250*78*18mm), its the perfect size for and daily using. Color is blue.

    Conclusion

    By our suggestions above, we hope that you can found the best suggestion mailbox for you. Please don't forget to share your experience by comment in this post. Thank you!

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