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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!

8 Tenant Door Cluster Mailbox Unit – CBU
$1,886.72
1570-8 Standard CBU

USPS Approved – 8 tenant doors with 3 keys per door, 2 parcel lockers , and 1 outgoing mail slot
Available Colors
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12 Tenant Door Cluster Mailbox Unit – CBU
$1,963.73
1570-12 Standard CBU

USPS Approved – 12 tenant doors with 3 keys per door, 1 parcel locker, and 1 outgoing mail slot
Available Colors
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16 Tenant Door Cluster Mailbox Unit – CBU
$2,079.25
1570-16 Standard CBU

USPS Approved –16 tenant doors with 3 keys per door, 2 parcel lockers, 1 outgoing mail slot
Available Colors
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8 Tenant Door Classic Decorative Cluster Mailbox Unit–CBU
$2,541.29
1570-8V Classic

USPS Approved –8 tenant doors with 3 keys per door, 2 parcel lockers, 1 outgoing mail slot – Includes decorative cap and base
Available Colors
Select options
12 Tenant Door Classic Decorative Cluster Mailbox Unit–CBU
$2,618.31
1570-12V Classic

USPS Approved –12 tenant doors with 3 keys per door, 1 parcel locker, 1 outgoing mail slot – Includes decorative cap and base
Available Colors
Select options
16 Tenant Door Classic Decorative Cluster Mailbox Unit–CBU
$2,733.82
1570-16V Classic

USPS Approved –16 tenant doors with 3 keys per door, 2 parcel lockers, 1 outgoing mail slot – Includes decorative cap and base
Available Colors
Select options
8 Tenant Door Traditional Decorative Cluster Mailbox Unit–CBU
$2,541.29
1570-8V2 Traditional

USPS Approved –8 tenant doors with 3 keys per door, 2 parcel lockers, 1 outgoing mail slot – Includes decorative cap and base
Available Colors
Select options
12 Tenant Door Traditional Decorative Cluster Mailbox Unit–CBU
$2,618.31
1570-12V2 Traditional

USPS Approved –12 tenant doors with 3 keys per door, 1 parcel locker, 1 outgoing mail slot – Includes decorative cap and base
Available Colors
Select options
16 Tenant Door Traditional Decorative Cluster Mailbox Unit–CBU
$2,733.82
1570-16V2 Traditional

USPS Approved –16 tenant doors with 3 keys per door, 2 parcel lockers, 1 outgoing mail slot – Includes decorative cap and base
Available Colors
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Replacement Lock & Key Set
$26.62

K91910

Compartment lock with cam – Compx/National brand w/3 keys

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Replacement Lock Body
$24.20

K91910B

Compartment and Parcel lock w/o cam w/ 3 keys

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Replacement Cam – for K91910 lock
$9.68

K92051

Replacement Cam – for lock K91910 for CBU or 4C Unit

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CBU Parcel Locker Lock Kit
$121.00

K91610

CBU Parcel Locker Lock Kit –includes kits for lock, cam, and cover

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CBU Pedestal 14″
$253.00
K91121

14″H for Type III–VII, OPL I–II
Available Colors
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CBU Pedestal 28″
$275.00
91129

28″ H – for Type I and Type II
Available Colors
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Hinge Rod – Long
$22.00

K91040

Long Hinge Rod/Pin

CBU Type III – Type VI, OPL Type I and II

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Hinge Rod – Short
$22.00

K91127

Short Hinge Rod/Pin

CBU Type I and II

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CBU Compartment Door – 3″ High
$36.30
K91111SP

3″ High Compartment Door Replacement

Specify finish and identification
Available Colors
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CBU Parcel Door – Small
$96.80
91250SP

Parcel Door Replacement–Small

Specify finish and identification
Available Colors
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CBU Parcel Door – Large
$121.00
K91257SP

Parcel Door Replacement –Large

Specify finish and identification
Available Colors
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Decal – Tenant Number
$3.00

K91514

Silver adhesive with black numbering

Specify number value

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Decal – Outgoing Mail
$5.00

91156

Label for outgoing mail hood

Silver adhesive with black lettering ‘Outgoing Mail’

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Parcel Locker Key Tag Kit
$14.52

K86160

Parcel Locker Key Tag Kit

Includes 3 plastic key tag holders and labels

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29 Tenant Door Max-Height 4C Front Loading Mailbox
$2,856.28
4C16D-29

Max Height 4C Front Loading Mailbox with 29 tenant doors and 1 outgoing mail slot

This model is not USPS-approved
Available Colors
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13 Tenant Door Cluster Mailbox Unit – CBU
$2,040.73
1570-13 Standard CBU

USPS Approved –13 tenant doors with 3 keys per door, 1 parcel locker, 1 outgoing mail slot
Available Colors
Select options
4 Tenant Door Cluster Mailbox Unit – CBU
$1,943.00
1570-4T5 Standard CBU

USPS Approved –4 oversized tenant doors with 3 keys per door, 2 parcel lockers, 1 outgoing mail slot
Available Colors
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8 Tenant Door 4 Parcel Cluster Mailbox Unit – CBU
$2,251.04
1570-8T6 Standard CBU

USPS Approved –8 tenant doors with 3 keys per door, 4 parcel lockers, 1 outgoing mail slot
Available Colors
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2 Parcel Outdoor Parcel Locker – OPL
$1,805.60
1590T1 OPL

USPS Approved – 2 Parcel Outdoor Parcel Locker
Available Colors
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4 Parcel Outdoor Parcel Locker – OPL
$2,767.50
1590T2 OPL

USPS Approved – 4 Parcel Outdoor Parcel Locker
Available Colors
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13 Tenant Door Classic Decorative Cluster Mailbox Unit – CBU
$2,695.31
1570-13V Classic

USPS Approved –13 tenant doors with 3 keys per door, 1 parcel locker, 1 outgoing mail slot – Includes decorative cap and base
Available Colors
Select options
4 Tenant Door Classic Decorative Cluster Mailbox Unit – CBU
$2,597.57
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
8 Tenant 4 Parcel Classic Decorative Cluster Mailbox Unit – CBU
$2,905.61
1570-8T6V Classic

USPS Approved –8 tenant doors with 3 keys per door, 4 parcel lockers, 1 outgoing mail slot – Includes decorative cap and base
Available Colors
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2 Parcel Outdoor Parcel Locker Classic Decorative
$2,460.17
1590T1V Classic

USPS Approved –2 parcel lockers – Includes decorative cap and base
Available Colors
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4 Parcel Outdoor Parcel Locker Classic Decorative
$3,392.74
1590T2V Classic

USPS Approved –4 parcel lockers – includes decorative cap and base
Available Colors
Select options
13 Tenant Door Traditional Decorative Cluster Mailbox Unit–CBU
$2,695.31
1570-13V2 Traditional

USPS Approved –12 tenant doors with 3 keys per door, 1 parcel locker, 1 outgoing mail slot – Includes decorative cap and base
Available Colors
Select options
4 Tenant 2 Parcel Traditional Decorative Cluster Mailbox Unit–CBU
$2,597.57
1570-4T5V2 Traditional

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
8 Tenant 4 Parcel Traditional Decorative Cluster Mailbox Unit–CBU
$2,905.61
1570-8T6V2 Traditional

USPS Approved –8 tenant doors with 3 keys per door, 4 parcel lockers, 1 outgoing mail slot – Includes decorative cap and base
Available Colors
Select options
2 Parcel Outdoor Parcel Locker Traditional Decorative
$2,460.17
1590T1V2 Traditional

USPS Approved –2 Compartment Outdoor Parcel Lockers doors with 3 keys per door, 2 parcel compartments – Includes decorative cap and base
Available Colors
Select options
4 Parcel Outdoor Parcel Locker Traditional Decorative
$3,392.74
1590T2V2 Traditional

USPS Approved –4 Compartment Outdoor Parcel Lockers doors with 3 keys per door, 4 parcel compartments – Includes decorative cap and base
Available Colors
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26 Tenant Door 14 High 4C Front Loading Mailbox
$2,970.35
4C14D-26

14 High 4C Front Loading Mailbox with 26 tenant door and 1 outgoing mail compartment

This model is not USPS-approved
Available Colors
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16 Tenant Door 14 High 4C Front Loading Mailbox
$2,489.71
4C14D-16

14 High 4C Front Loading Mailbox with 16 tenant doors, 2 parcel lockers, and 1 outgoing mail slot
Available Colors
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15 Tenant Door 14 High 4C Front Loading Mailbox
$2,441.64
4C14D-15

14 High 4C Front Loading Mailbox with 15 tenant doors, 2 parcel lockers, and 1 outgoing mail slot
Available Colors
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14 Tenant Door 14 High 4C Front Loading Mailbox
$2,393.58
4C14D-14

14 High 4C Front Loading Mailbox with 14 tenant doors, 2 parcel lockers, and 1 outgoing mail slot
Available Colors
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13 Tenant Door 14 High 4C Front Loading Mailbox
$2,345.51
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
7 Tenant Door 14 High 4C Front Loading Mailbox
$2,057.14
4C14D-07

14 High 4C Front Loading Mailbox with 7 oversized tenant doors, 2 parcel lockers, and 1 outgoing mail slot
Available Colors
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12 Tenant Door 14 High Single Column 4C Front Loading Mailbox
$1,489.98
4C14S-12

4C Front Loading Mailbox Single Column with 12 standard size tenant doors and 1 outgoing mail slot

This model is not USPS-approved
Available Colors
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7 Tenant Door 14 High Single Column 4C Front Loading Mailbox
$1,244.48
4C14S-07

4C Front Loading Mailbox Single Column with 7 standard size tenant doors, 1 parcel locker and 1 outgoing mail slot
Available Colors
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6 Tenant Door 14 High Single Column 4C Front Loading Mailbox
$1,201.59
4C14S-06

4C Front Loading Mailbox Single Column with 6 oversized tenant doors and 1 outgoing mail compartment

This model is not USPS-approved
Available Colors
Select options