Browse Products

Centralized Mailbox Units and Replacement Parts

If you are looking for a new centralized mailbox unit or a replacement part for an existing unit, you have come to the right place! Postal Supply is a trusted provider of centralized mailbox units and parts, proudly serving customers across the nation. If you know what you are looking for in your new mailbox, you can search through our Cluster Box Units, Standard Cluster Box Units, Classic Decorative Cluster Box Units, Traditional Decorative Cluster Box Units, 4C Frontloading Mailbox Units, and Replacement Mailbox parts. If you need any help finding what you are looking for, contact the experts at Postal Supply for customer support you can count on!

19 Tenant Door 11 High 4C Front Loading Mailbox

$2,284.70 – $2,789.70
4C11D-19

11 High 4C Front Loading Mailbox with 19 standard tenant doors and 1 oversized outgoing mail compartment
Available Colors
Select options
2 Tenant Door 9 High Single Column 4C Front Loading Mailbox

$839.85 – $1,344.85
4C09S-02

9 High Single Column 4C Front Loading Mailbox with 2 standard tenant doors, 1 parcel locker, and 1 standard outgoing mail compartment
Available Colors
Select options
4C Surface Mount Collar 13-High Double Column

$967.14
SM13D

Surface Mount Collar

Accommodates any double column 13 High 4C unit.
Available Colors
Select options
OPL Parcel Locker Door

$249.59
K93208SP

Replacement door for outdoor parcel locker

Specify finish and identification
Available Colors
Select options
4C Parcel Locker Lock Kit 15″

$166.43

K64213

4C Parcel Locker Lock Kit 15″

Includes lock, cam, link assy, hardware and covers

Add to cart
Multi Unit Connector – 6 High

$116.49

K206252

Multi Unit Connector Kit – 6 High

Add to cart
Collection Box – Surface Mounted SP

$327.13

120SPSMSA

Surface Mounted Collection Box. Specify engraving and lock type. Anodized Aluminum finish.

Add to cart
15 Tenant Door 13 High 4C Front Loading Mailbox

$2,853.33 – $3,358.33
4C13D-15

13 High 4C Front Loading Mailbox with 15 standard tenant doors, 2 parcel lockers (1 PL4 + 1PL5), and 1 outgoing mail slot
Available Colors
Select options
Trash / Recycling Bin 11 High Single Column 4C Front Loading

$1,166.46
4C11S-BIN

4C 11 High Single Column Front Loading Trash/Recycling Bin with 1 collection area. Trash receptacle (made with recycled materials) included with unit
Available Colors
Select options
1 Tenant Door 8 High Single Column 4C Front Loading Mailbox

$711.54 – $1,216.54
4C08S-01

8 High Single Column 4C Front Loading Mailbox with 1 standard tenant door, 1 parcel locker, and 1 standard outgoing mail compartment
Available Colors
Select options
9 Tenant Door Max-Height 4C Front Loading Mailbox

$2,566.20
4C16D-09

Max Height 4C Front Loading Mailbox with 9 tenant doors (7 MB2 oversized + 2 MB3 oversized), 2 parcel lockers, and 1 outgoing mail slot.
Available Colors
Select options
Hinge Rod for 7 High – 4C

$33.33

K205547

Hinge Rod/Pin for 4C 7 High module

Double column modules require 2.

Add to cart
Parcel Locker Spring Hardware Kit

$15.18

K86431

Parcel Locker Spring Hardware Kit

Add to cart
Small Finial Cap-OPL

$525.00
VogueCAS
Finial Cap displayed on 1590-TI OPL

Mailbox Units sold separately
Available Colors
Select options
4C Surface Mount Collar 10-High Double Column

$870.00
SM10D

Surface Mount Collar

Accommodates any double column 10 High and ADA Max-Height 4C unit.
Available Colors
Select options
7 Tenant Door 14 High Single Column 4C Front Loading Mailbox

$1,510.11 – $2,015.11
4C14S-07

4C Front Loading Mailbox Single Column with 7 standard size tenant doors, 1 parcel locker and 1 outgoing mail slot
Available Colors
Select options
12 Tenant Door 12 High 4C Front Loading Mailbox

$2,507.88 – $3,012.88
4C12D-12

12 High 4C Front Loading Mailbox with 12 standard tenant doors, 2 parcel lockers, and 1 outgoing mail slot
Available Colors
Select options
3 Tenant Door Max Height 4CADS Single Column Front Loading Mailbox

$839.07 – $1,344.07
4CADS-03

Max Height ADA-compliant Single Column 4C Front Loading Mailbox with 3 standard tenant doors, 1 parcel locker, and 1 standard outgoing mail compartment
Available Colors
Select options
9 Tenant Door 6 High 4C Front Loading Mailbox

$1,172.68 – $1,677.68
4C06D-09

6 High 4C Front Loading Mailbox with 9 standard tenant doors and 1 oversized outgoing mail compartment
Available Colors
Select options
9 Tenant Door 15 High 4C Front Loading Mailbox

$2,752.84 – $3,257.84
4C15D-09

15 High 4C Front Loading Mailbox with 9 oversized tenant doors, 2 parcel lockers, and 1 outgoing mail slot
Available Colors
Select options
CBU Compartment Door – 5″H

$116.49
K91108SP

5″ High Compartment Door Replacement

Specify finish and identification
Available Colors
Select options
CBU Gate Screw Kit

$12.10

K86229

Gate Screw Kit

Add to cart
4C 15 High Depot Cabinet-Single Column

$1,252.86
DEP15S

Depot for 4C 15 High
Available Colors
Select options
Decal – Hopper/Bin label

$5.00

K65639

Label for Hopper/Bin

-Specify text

Select options
3 Parcel 14 High 4C Front Loading Outdoor Parcel Locker

$1,118.90 – $1,623.90
4C14S-3P

14 High 4C Outdoor Parcel Locker with 3 parcel lockers (1 PL14 + 2 PL5). The 14 High Suite is designed to ensure a maximum number of USPS compartments are available within the allowed space
Available Colors
Select options
4 Tenant Door Classic Decorative Cluster Mailbox Unit – CBU

$3,392.00 – $3,897.00
1570-4T5V Classic

USPS Approved –4 oversized tenant doors with 3 keys per door, 2 parcel lockers, 1 outgoing mail slot – Includes decorative cap and base
Available Colors
Select options
15 Tenant Door 11 High 4C Front Loading Mailbox

$2,173.50 – $2,678.50
4C11D-15

11 High 4C Front Loading Mailbox with 15 standard tenant doors, 1 parcel locker, and 1 standard outgoing mail compartment
Available Colors
Select options
2 Parcel 9 High Single Column 4C Front Loading Outdoor Parcel Locker

$733.97 – $1,238.97
4C09S-2P

9 High 4C Outdoor Parcel Locker with 2 parcel lockers (1PL4 + 1 PL5 ). The 9 High Suite is designed to ensure a maximum number of USPS compartments are available within the allowed space
Available Colors
Select options
13 Tenant Door 14 High 4C Front Loading Mailbox

$2,846.15 – $3,351.15
4C14D-13

14 High 4C Front Loading Mailbox with 13 oversized tenant door and 1 outgoing mail slot

This model is not USPS-approved
Available Colors
Select options
Decal – Parcel Number: 1-1/2″ H x 1-3/4″ W

$3.00

K91514-P

Silver adhesive with black numbering

Specify identification value

Select options
Compartment Lock Kit 2-High Door

$116.49

K65188

Compartment Lock Kit 2-High Door

Add to cart
Touch Up Paint – Can

$60.50
K100-CBU

Touch Up Paint
Available Colors
Select options
4C Surface Mount Collar Max-Height Single Column

$870.00
SM16S

Surface Mount Collar

Accommodates any single column Max Height 4C unit.
Available Colors
Select options
14 Tenant Door 13 High 4C Front Loading Mailbox

$2,764.50 – $3,269.50
4C13D-14

13 High 4C Front Loading Mailbox with 14 standard tenant doors, 2 parcel lockers, and 1 outgoing mail slot
Available Colors
Select options
18 Tenant Door 10 High 4C Front Loading Mailbox

$2,507.88 – $3,012.88
4C10D-18

10 High 4C Front Loading Mailbox with 18 standard tenant doors and 1 standard outgoing mail compartment
Available Colors
Select options
2 Parcel 8 High Single Column 4C Front Loading Outdoor Parcel Locker

$690.90 – $1,195.90
4C08S-2P

8 High 4C Outdoor Parcel Locker with 2 parcel lockers. The 8 High Suite is designed to ensure a maximum number of USPS compartments are available within the allowed space
Available Colors
Select options
6 Parcel Max-Height 4C Front Loading Outdoor Parcel Locker

$2,341.46 – $2,846.46
4C16D-6P

Max Height 4C Outdoor Parcel Locker with 6 parcel lockers (3 PL4 +1PL5+2 PL6 ). The Max Height Suite is designed to ensure a maximum number of USPS compartments are available within the allowed space
Available Colors
Select options
Hinge Rod for 6 High – 4C

$33.33

K205571

Hinge Rod/Pin for 4C 6 High module

Double column modules require 2.

Add to cart
Bushing / Washer for Main Gate

$6.05

K91038

Bushing / Washer for bottom of main gate

(1 for single column, 2 for double column)

Add to cart
Finial Cap-CBU

$525.00
VogueCA
Finial Cap displayed on 1570-13V2

Mailbox Units sold separately
Available Colors
Select options
4C Surface Mount Collar 10-High Single Column

$725.71
SM10S

Surface Mount Collar

Accommodates any single column 10 High and ADA Max-Height 4C unit.
Available Colors
Select options
Mail Collection / Drop Box 14 High Single Column 4C Front Loading

$1,860.95
4C14S-HOP

4C 14 High Single Column Front Loading Collection/Drop Box with pull down hopper for mail collection
Available Colors
Select options
11 Tenant Door 12 High 4C Front Loading Mailbox

$2,449.56 – $2,954.56
4C12D-11

12 High 4C Front Loading Mailbox with 11 standard tenant doors, 2 parcel lockers, and 1 outgoing mail slot
Available Colors
Select options
1 Tenant Door Max Height 4CADS Single Column Front Loading Mailbox

$727.87 – $1,232.87
4CADS-01

Max Height ADA-compliant Single Column 4C Front Loading Mailbox with 1 oversized tenant door, 1 parcel locker, and 1 standard outgoing mail compartment
Available Colors
Select options
5 Tenant Door 6 High 4C Front Loading Mailbox

$1,084.80 – $1,589.80
4C06D-05

6 High 4C Front Loading Mailbox with 5 standard tenant doors, 1 parcel locker, and 1 standard outgoing mail compartment
Available Colors
Select options
8 Tenant Door 15 High Single Column 4C Front Loading Mailbox

$1,609.71 – $2,114.71
4C15S-08

4C Front Loading Mailbox Single Column with 8 standard size tenant doors, 1 parcel locker, and 1 outgoing mail slot
Available Colors
Select options
CBU Parcel Locker Cover Kit

$33.33

K91255

CBU Parcel Locker Cover Kit

–does not include kits for lock or cam

Add to cart
Multi Unit Connector – Max Height

$116.49

K64899

Multi Unit Connector Kit – Max Height

Add to cart