Shop USPS Mailing Boxes Sizes

Sponsored
About our ads
$23.50
12X12x12" Boxes - Shipping Boxes - 32 ECT Cardboard Boxes, Kraft - Uline - Bundle Of 25
Uline
$23.50
12X12x12" Boxes - Shipping Boxes - 32 ECT Cardboard Boxes, Kraft - Uline - Bundle Of 25
Uline
$16.50
8X8x8" Shipping Supplies - Cardboard Boxes - ULINE - Bundle Of 25
Uline
$16.50
8X8x8" Shipping Supplies - Cardboard Boxes - ULINE - Bundle Of 25
Uline
$9.25
6X4x4" Corrugated Boxes, Kraft - ULINE - Bundle Of 25
Uline
$9.25
6X4x4" Corrugated Boxes, Kraft - ULINE - Bundle Of 25
Uline
$26.75
11 3/4X8 3/4X4 3/4" Corrugated Boxes, Kraft - ULINE - Bundle Of 25
Uline
$26.75
11 3/4X8 3/4X4 3/4" Corrugated Boxes, Kraft - ULINE - Bundle Of 25
Uline
$115.00
28X16x12" Corrugated Boxes, Kraft - ULINE - Bundle Of 25
Uline
$115.00
28X16x12" Corrugated Boxes, Kraft - ULINE - Bundle Of 25
Uline
$13.25
9X6x3" Corrugated Boxes, Kraft - ULINE - Bundle Of 25
Uline
$13.25
9X6x3" Corrugated Boxes, Kraft - ULINE - Bundle Of 25
Uline
$14.25
6X5x4" Corrugated Boxes, Kraft - ULINE - Bundle Of 25
Uline
$14.25
6X5x4" Corrugated Boxes, Kraft - ULINE - Bundle Of 25
Uline
$47.50
16X14x4" Corrugated Boxes, Kraft - ULINE - Bundle Of 25
Uline
$47.50
16X14x4" Corrugated Boxes, Kraft - ULINE - Bundle Of 25
Uline
$93.50
26X17x5" Corrugated Boxes, Kraft - ULINE - Bundle Of 25
Uline
$93.50
26X17x5" Corrugated Boxes, Kraft - ULINE - Bundle Of 25
Uline
$16.00
7X5x4" Corrugated Boxes, Kraft - ULINE - Bundle Of 25
Uline
$16.00
7X5x4" Corrugated Boxes, Kraft - ULINE - Bundle Of 25
Uline
$100.00
16X16x16" White Corrugated Boxes - ULINE - Bundle Of 25
Uline
$100.00
16X16x16" White Corrugated Boxes - ULINE - Bundle Of 25
Uline
$10.99
Priority USPS Flat Rate Envelope, Shipping, Postage, Shipping Fee
Etsy
5K+
$10.99
Priority USPS Flat Rate Envelope, Shipping, Postage, Shipping Fee
Etsy
$88.95
IDL Packaging - B-12128-25 Medium Corrugated Shipping Boxes 12"L X 12"W X 8"H (Pack Of 25) - Excellent Choice Of Strong Packing Boxes For USPS, UPS,
Amazon.com
566
Free shipping
$88.95
IDL Packaging - B-12128-25 Medium Corrugated Shipping Boxes 12"L X 12"W X 8"H (Pack Of 25) - Excellent Choice Of Strong Packing Boxes For USPS, UPS,
Amazon.com
$22.25
11 3/4 in X 8 3/4 in X 4 3/4 in Shipping Box, Kraft, Corrugate, Single Wall, 32 ECT, 55VG64
Zoro.com
$22.25
11 3/4 in X 8 3/4 in X 4 3/4 in Shipping Box, Kraft, Corrugate, Single Wall, 32 ECT, 55VG64
Zoro.com
$20.00
Priority Mail 2 Day Small Flat Rate Mailing
Etsy
6K+
$20.00
Priority Mail 2 Day Small Flat Rate Mailing
Etsy
$127.65
Box USA BM2162 Corrugated Mailers, 21" X 6" X2" White (Pack Of 50)
Amazon.com
13
Free shipping
$127.65
Box USA BM2162 Corrugated Mailers, 21" X 6" X2" White (Pack Of 50)
Amazon.com
$106.90
32 in X 32 in X 12 in Shipping Box, Kraft, Corrugate, Single Wall, 32 ECT, 55VJ38
Zoro.com
$106.90
32 in X 32 in X 12 in Shipping Box, Kraft, Corrugate, Single Wall, 32 ECT, 55VJ38
Zoro.com
$26.29
$27.89
PHAREGE 7X5x2 Inch Shipping Boxes Bulk 50 Pack Brown, Tab Lock Tuck Top Mailer Boxes For Packaging Small Business, Small Cardboard Gift Boxes For
Amazon.com
247
$26.29
$27.89
PHAREGE 7X5x2 Inch Shipping Boxes Bulk 50 Pack Brown, Tab Lock Tuck Top Mailer Boxes For Packaging Small Business, Small Cardboard Gift Boxes For
Amazon.com
$47.25
4 in X 4 in X 72 in Shipping Box, Kraft, Corrugate, Single Wall, 32 ECT, 4472
Zoro.com
$47.25
4 in X 4 in X 72 in Shipping Box, Kraft, Corrugate, Single Wall, 32 ECT, 4472
Zoro.com
$17.99
USPS Priority Mail | USPS Flat Rate Small Box |USA Shipping Address Only | Item Purchased From The Antique Appeal Only
Etsy
2K+
$17.99
USPS Priority Mail | USPS Flat Rate Small Box |USA Shipping Address Only | Item Purchased From The Antique Appeal Only
Etsy
$17.94
Printed Mailing Boxes - Fast Turnaround
Packlane
52
$17.94
Printed Mailing Boxes - Fast Turnaround
Packlane
$242.00
50 X Shipping Boxes (9.4"W X 7.5" D X 6.5"H) - Easy Signs
Easy Signs
$242.00
50 X Shipping Boxes (9.4"W X 7.5" D X 6.5"H) - Easy Signs
Easy Signs
$111.32
Office Depot Brand Corrugated Boxes, 18in X 18in X 18In, Pack Of 25
AllMyOfficeSupplies.com
$111.32
Office Depot Brand Corrugated Boxes, 18in X 18in X 18In, Pack Of 25
AllMyOfficeSupplies.com
$33.98
12 X 12 X 5.5 USPS Branded Shipping Boxes (20-Pack)
Home Depot
Free shipping
$33.98
12 X 12 X 5.5 USPS Branded Shipping Boxes (20-Pack)
Home Depot
$156.44
25 X Custom Printed Flat Mailing Boxes (8.9" W X 6.4: D X 1" H) - Easy Signs
Easy Signs
$156.44
25 X Custom Printed Flat Mailing Boxes (8.9" W X 6.4: D X 1" H) - Easy Signs
Easy Signs
$36.98
11 X 9 X 6 USPS Branded Shipping Boxes (20-Pack)
Home Depot
Free shipping
$36.98
11 X 9 X 6 USPS Branded Shipping Boxes (20-Pack)
Home Depot
$19.06
Custom Mailer Boxes | No Minimum | 5" X 3" X 1.5" - Design And Print Online
Packlane
52
$19.06
Custom Mailer Boxes | No Minimum | 5" X 3" X 1.5" - Design And Print Online
Packlane
$36.54
Office Depot Brand Corrugated Boxes, 12in X 9in X 5In, Kraft, Pack Of 25
AllMyOfficeSupplies.com
21
$36.54
Office Depot Brand Corrugated Boxes, 12in X 9in X 5In, Kraft, Pack Of 25
AllMyOfficeSupplies.com
$67.49
Office Depot Brand Corrugated Boxes, 20Inl X 20Inw X 20Inh, Kraft, Pack Of 10
AllMyOfficeSupplies.com
$67.49
Office Depot Brand Corrugated Boxes, 20Inl X 20Inw X 20Inh, Kraft, Pack Of 10
AllMyOfficeSupplies.com
$309.69
3" X 0.88" X 3" Mailers/Shipping Boxes, Kraft, 1000/Carton (RTC23)
Staples
$309.69
3" X 0.88" X 3" Mailers/Shipping Boxes, Kraft, 1000/Carton (RTC23)
Staples
$17.94
Corrugated Packaging Boxes - Bulk Discounts
Packlane
52
$17.94
Corrugated Packaging Boxes - Bulk Discounts
Packlane
$248.30
Box Partners Literature Mailers 11 1/8" X 8 3/4" X 6" Kraft 50/Bundle M1186k
Walmart
$248.30
Box Partners Literature Mailers 11 1/8" X 8 3/4" X 6" Kraft 50/Bundle M1186k
Walmart
$11.30
(10 Pack) Pen+Gear Side-Loading Shipping Boxes, 9"X12"X3", 1 Count
Walmart
156
$11.30
(10 Pack) Pen+Gear Side-Loading Shipping Boxes, 9"X12"X3", 1 Count
Walmart
$170.29
SI Products 1.75" X 1.75" X 6" Mailers/Shipping Boxes, Kraft, 500/Carton (RTS87)
Staples
1
$170.29
SI Products 1.75" X 1.75" X 6" Mailers/Shipping Boxes, Kraft, 500/Carton (RTS87)
Staples
$35.49
Office Depot Brand Corrugated Boxes, 20" X 20" X 20", Kraft, Pack Of 5
Office Depot
151
$35.49
Office Depot Brand Corrugated Boxes, 20" X 20" X 20", Kraft, Pack Of 5
Office Depot
$1.38
Pen+Gear Recycled Tuck-Top Shipping Box, 9" L X 6" W X 4" H, White, 1 Count
Walmart
6
$1.38
Pen+Gear Recycled Tuck-Top Shipping Box, 9" L X 6" W X 4" H, White, 1 Count
Walmart
FORBFAN 9x6x4 Colorful Shipping Boxes, 30 Pack Mailing Boxes for Small Business, Corrugated Cardboard Boxes for Shipping, Packaging
0:19
FORBFAN 9x6x4 Colorful Shipping Boxes, 30 Pack Mailing Boxes for …
Mar 29, 2024
amazon
What Size Are USPS Flat Rate Boxes? - StuffSure
What Size Are USPS Flat Rate Boxes? - StuffSure
10 months ago
stuffsure.com
USPS mailing prices are changing next month
1:49
USPS mailing prices are changing next month
2 months ago
NewsweekSuzanne Blake
USPS Certified Mail Rates, Mailing Costs | Simple Certified Mail
USPS Certified Mail Rates, Mailing Costs | Simple Certified Mail
1 month ago
simplecertifiedmail.com
Direct Mail Postcard Sizes - USPS Provides Several Great Direct Mail Postcard Shapes
Direct Mail Postcard Sizes - USPS Provides Several Great Direct Mai…
Oct 29, 2021
wixsite.com
USPS Mini Christmas Packages Ornament Boxes Miniatures - Etsy
0:14
USPS Mini Christmas Packages Ornament Boxes Miniatures - Etsy
3 months ago
etsy.com
A Guide to USPS Mailbox Regulations
A Guide to USPS Mailbox Regulations
Feb 6, 2018
mailboss.com
0:20
5.5K views · 148 reactions | Need some help picking the right box? …
5.5K views4 weeks ago
FacebookUS Postal Service
0:13
🔥(10) Brown Corrugated Shipping Mailing Boxes 9"x6.5"x 3" Thank Y…
Feb 25, 2025
poshmark.com
3:21
Box sizes for shipping, dimensions by type and company
Mar 17, 2022
size-charts.com
1:00
16K views · 90 reactions | Whether you’re baking a cake or shipping …
3.7K views2 weeks ago
FacebookUS Postal Service
How to Choose Shipping Box Size, Shape and Strength – Grainger Kn…
Jun 12, 2024
grainger.com
2:07
How to Measure a Box for Shipping
740.7K viewsMay 14, 2024
wikiHowGrace Imson, MA
0:46
Pierce County advises early mailing of ballots for upcoming election
4 months ago
MSNTacoma News Tribune
0:51
US Postal Service on Instagram: "Don’t let your box flop under pre…
2.6K views3 months ago
Instagramuspostalservice
1:03
USPS Postal Price Calculator
17.6K viewsJul 19, 2013
YouTubeBest Video Tutorials and Help from HowTech
9:23
Systems at Work
1.1M viewsJun 5, 2014
YouTubeUSPS
2:10
Folding USPS DVD Box
37.8K viewsDec 11, 2018
YouTubeMr. Cook
8:04
shipping USPS Priority mail
153.9K viewsAug 30, 2012
YouTubeNYHalfassprepper
2:38
Small Flat Rate Box:USPS Priority Mail
37.3K viewsSep 16, 2012
YouTubeUSPSFACTS123
3:38
The Angry Mailman - Part 2 USPS Fail
153.7K viewsOct 11, 2011
YouTubeCraig Riley
2:09
How To Send Certified Mail
625.6K viewsOct 1, 2019
YouTubeUniversity Print & Mail Services
11:40
How To Ship USPS Priority Mail
422.8K viewsDec 12, 2016
YouTubeInnominate Kraken
8:56
USPS CODES For Mailbox Installs
4.4K viewsApr 13, 2019
YouTubeHigh Ridge Handyman
7:59
How Shipping Boxes are Measured
21.5K viewsAug 28, 2009
YouTubeShippingSupplyTV
5:27
Ordering Free USPS Shipping Supplies
14.2K viewsMay 9, 2019
YouTubeMarketing Artfully
7:13
USPS Priority Mail Boxes I Use For Poshmark Shipping
27.7K viewsJan 10, 2019
YouTubeEmily Munn
21:31
Cardmaking Series: Sizes and Envelopes and Mailing OH MY!
57.1K viewsAug 22, 2017
YouTubeMaymay Made It Crafts
8:17
How To Print USPS Shipping Labels From Home and Request Pickup
15.2K viewsMar 6, 2018
YouTubeKelly's Collectibles
8:50
How To Mail USPS First Class Envelopes & Packages with Stamps
144.4K viewsMar 18, 2021
YouTubeInnominate Kraken
See more videos
Static thumbnail place holder

Shop USPS Mailing Boxes Sizes

Sponsored
About our ads
$23.50
12X12x12" Boxes - Shipping Boxes - 32 ECT Cardboard Boxes, Kraft - Uline - Bundle Of 25
Uline
$23.50
12X12x12" Boxes - Shipping Boxes - 32 ECT Cardboard Boxes, Kraft - Uline - Bundle Of 25
Uline
$16.50
8X8x8" Shipping Supplies - Cardboard Boxes - ULINE - Bundle Of 25
Uline
$16.50
8X8x8" Shipping Supplies - Cardboard Boxes - ULINE - Bundle Of 25
Uline
$9.25
6X4x4" Corrugated Boxes, Kraft - ULINE - Bundle Of 25
Uline
$9.25
6X4x4" Corrugated Boxes, Kraft - ULINE - Bundle Of 25
Uline
$26.75
11 3/4X8 3/4X4 3/4" Corrugated Boxes, Kraft - ULINE - Bundle Of 25
Uline
$26.75
11 3/4X8 3/4X4 3/4" Corrugated Boxes, Kraft - ULINE - Bundle Of 25
Uline
$115.00
28X16x12" Corrugated Boxes, Kraft - ULINE - Bundle Of 25
Uline
$115.00
28X16x12" Corrugated Boxes, Kraft - ULINE - Bundle Of 25
Uline
$13.25
9X6x3" Corrugated Boxes, Kraft - ULINE - Bundle Of 25
Uline
$13.25
9X6x3" Corrugated Boxes, Kraft - ULINE - Bundle Of 25
Uline
$14.25
6X5x4" Corrugated Boxes, Kraft - ULINE - Bundle Of 25
Uline
$14.25
6X5x4" Corrugated Boxes, Kraft - ULINE - Bundle Of 25
Uline
$47.50
16X14x4" Corrugated Boxes, Kraft - ULINE - Bundle Of 25
Uline
$47.50
16X14x4" Corrugated Boxes, Kraft - ULINE - Bundle Of 25
Uline
$93.50
26X17x5" Corrugated Boxes, Kraft - ULINE - Bundle Of 25
Uline
$93.50
26X17x5" Corrugated Boxes, Kraft - ULINE - Bundle Of 25
Uline
$16.00
7X5x4" Corrugated Boxes, Kraft - ULINE - Bundle Of 25
Uline
$16.00
7X5x4" Corrugated Boxes, Kraft - ULINE - Bundle Of 25
Uline
$100.00
16X16x16" White Corrugated Boxes - ULINE - Bundle Of 25
Uline
$100.00
16X16x16" White Corrugated Boxes - ULINE - Bundle Of 25
Uline
$10.99
Priority USPS Flat Rate Envelope, Shipping, Postage, Shipping Fee
Etsy
5K+
$10.99
Priority USPS Flat Rate Envelope, Shipping, Postage, Shipping Fee
Etsy
$88.95
IDL Packaging - B-12128-25 Medium Corrugated Shipping Boxes 12"L X 12"W X 8"H (Pack Of 25) - Excellent Choice Of Strong Packing Boxes For USPS, UPS,
Amazon.com
566
Free shipping
$88.95
IDL Packaging - B-12128-25 Medium Corrugated Shipping Boxes 12"L X 12"W X 8"H (Pack Of 25) - Excellent Choice Of Strong Packing Boxes For USPS, UPS,
Amazon.com
$22.25
11 3/4 in X 8 3/4 in X 4 3/4 in Shipping Box, Kraft, Corrugate, Single Wall, 32 ECT, 55VG64
Zoro.com
$22.25
11 3/4 in X 8 3/4 in X 4 3/4 in Shipping Box, Kraft, Corrugate, Single Wall, 32 ECT, 55VG64
Zoro.com
$20.00
Priority Mail 2 Day Small Flat Rate Mailing
Etsy
6K+
$20.00
Priority Mail 2 Day Small Flat Rate Mailing
Etsy
$127.65
Box USA BM2162 Corrugated Mailers, 21" X 6" X2" White (Pack Of 50)
Amazon.com
13
Free shipping
$127.65
Box USA BM2162 Corrugated Mailers, 21" X 6" X2" White (Pack Of 50)
Amazon.com
$106.90
32 in X 32 in X 12 in Shipping Box, Kraft, Corrugate, Single Wall, 32 ECT, 55VJ38
Zoro.com
$106.90
32 in X 32 in X 12 in Shipping Box, Kraft, Corrugate, Single Wall, 32 ECT, 55VJ38
Zoro.com
$26.29
$27.89
PHAREGE 7X5x2 Inch Shipping Boxes Bulk 50 Pack Brown, Tab Lock Tuck Top Mailer Boxes For Packaging Small Business, Small Cardboard Gift Boxes For
Amazon.com
247
$26.29
$27.89
PHAREGE 7X5x2 Inch Shipping Boxes Bulk 50 Pack Brown, Tab Lock Tuck Top Mailer Boxes For Packaging Small Business, Small Cardboard Gift Boxes For
Amazon.com