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Salsbury 3715D-18AFU 4C Mailboxes 18 Tenant Doors Front Loading

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SKU: WL-3715D-18AFUBM  |  View All 4C Mailboxes Front Loading 15 Door High Unit
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$345.33 (20%)

Volume Discount Pricing
2 - 5$1,356.00
6+ $1,304.67
USPS Approved
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Usually ships in 3 to 4 weeks
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Salsbury 3715D-18AFU 4C Mailboxes 18 Tenant Doors Front Loading

Salsbury 3700 series 4C standard horizontal mailboxes and parcel lockers are made of heavy gauge aluminum and stainless steel hardware and USPS approved. Each standard mailbox door (MB1) is 13-1/4" W x 3-1/4" H and includes a heavy duty cam lock with a dust/rain shield and three (3) keys.

4C standard horizontal mailbox units include factory installed 3/4" W x 1/4" D trim and are available in configurations that are one door wide (single column) and two (2) doors wide (double column).

The Salsbury maximum height 3716D-20 units have two (2) fully integrated 15-1/2" high parcel lockers and twenty (20) MB1 mailbox doors. 4C requirement of a minimum of one parcel locker for every ten (10) tenant compartments. Many other standard units in 15, 13, 11, 9, 7 and 5 equivalent standard mailbox door heights are also available.

Fully integrated and stand-alone parcel lockers are available in five (5) equivalent standard mailbox door heights (PL5 – 17-1/4" high) and six (6) equivalent standard mailbox door heights (PL6 – 20-3/4" high). A compartment equivalent to two (2) 3-1/4" high standard doors is used for outgoing mail collection and is labeled “Outgoing Mail."

Designed for indoor or outdoor use, 4C standard horizontal mailboxes feature a durable powder coated finish available in four (4) contemporary colors - Aluminum, Bronze, Gold, Sandstone.

If Rear Loading: The front of the two (2) high outgoing mail compartment is comprised of two (2) fixed panels and there is no USPS. carrier access door. The rear of the unit incorporates one or two (2) access door(s) with heavy duty latches and continuous hinges.

If Front Loading: Units include one or two (2) master door(s) that swing(s) on continuous integral hinges. The two (2) high outgoing mail compartment includes the USPS. carrier access door and cannot be used for mail distribution. The rear of the unit incorporates a solid rear cover.

Model: 3715D-18
Description: 18 MB1 Doors and two (2) Parcel Lockers (PL5)
Unit Size - FL and RL (includes trim):
31-1/8" W x 55" H x 17" D
160 lbs.

4C Horizontal Mailbox Specifications and Options:

Mailbox Door Sizes
Each aluminum door includes a heavy duty five (5) pin cylinder cam lock with a dust/rain shield and three (3) keys.

The durable and corrosion resistant 4C units feature a powder coated finish available in aluminum, bronze, gold or sandstone. Custom finishes are available as an option upon request.

Parcel Locker Door Sizes
Parcel lockers offer tenants a convenient way to receive packages on site and are fit with a two (2) key security system.

Door Identification
Each 4C standard horizontal mailbox door has a 1" high number. The outgoing mail compartment is labeled “Outgoing Mail" and the parcel locker(s) are labeled with a “1P", “2P", etc. Custom identification systems are available as an option upon request.

Outgoing Mail Compartments
One additional compartment in each unit is labeled “Outgoing Mail" and includes a weather protection flap and a 10-3/4" W x 3/4" H mail slot.

Custom Engraved Placards
1-3/4" W x 1-1/2" H custom engraved self-adhesive placards are available as an option upon request.

Custom Engraved Doors
Custom engraved door – regular or black filled

Options (for installations not serviced by the USPS)

  • Mail slots (#3769)
  • Standard slot size: 10" W x 3/4" H
  • Custom slot sizes are available upon request
  • Plexiglass window (#3771)


  • Each 4C mailbox door includes a heavy duty five (5) pin cylinder cam lock with a dust/rain shield and three (3) keys (2,000 different key changes). (#3790)
  • Additional keys per lock when ordering (#3398)
  • Key blanks - box of 50

Combination Lock
Three (3) digit single dial combination lock with spring latch and automatic throw-off (for installations not serviced by the U.S.P. S.) (combination numbers can be changed by owner).

Master Commercial Lock
For carrier access door and parcel locker unit - if for private mail distribution.

Tenant Parcel Locker Lock
For parcel locker door - with (3) keys

For Your Reference:

OUR SKU is Salsbury Industries 3715D-18AFU

This item is also sometimes listed under the following manufacturer numbers:
WL-3715D-18AFUBM, 3715D-18FLU

Dimensions & Weight
Ship Weight:
Salsbury 3715D-18AFU 4C Mailboxes 18 Tenant Doors Front Loading
31.125 in. W x 55 in. H x 17 in. D
160.00 lbs
General Category:
Commercial Mailbox
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Frequently Asked Questions
Question: Where can I see a sample of the finish for the mailboxes? I am in Los Angeles and looking for new mailboxes for a lobby.
Answer: We ship mailboxes directly from Salsbury's warehouse in LA. If you like, you can visit their showroom. Note: while Salsbury does sell directly, certainly sells for cheaper. Also, if you need a bulk order we have huge discounts available if you request a quote.

Salsbury 3715D-18AFU 4C Mailboxes 18 Tenant Doors Front Loading
Shipping Information:

Shipping Estimate:

Usually ships in 3 to 4 weeks

Stock Status:

In Stock

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Wall Mount Mailboxes Locking Mailboxes Commercial Residential