{"id":247086,"date":"2016-03-25T00:00:00","date_gmt":"2016-03-25T00:00:00","guid":{"rendered":"https:\/\/www.stamps.com\/?p=247086"},"modified":"2025-11-13T15:18:39","modified_gmt":"2025-11-13T15:18:39","slug":"how-to-use-usps-triangular-tubes-with-stamps-com","status":"publish","type":"post","link":"https:\/\/www.stamps.com\/article\/how-to-use-usps-triangular-tubes-with-stamps-com\/","title":{"rendered":"How To Use USPS Triangular Tubes With Stamps.com"},"content":{"rendered":"<p><a href=\"https:\/\/www.stamps.com\/wp-content\/uploads\/2024\/05\/261555_Blog-Triangular-tubes.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-5839\" src=\"https:\/\/www.stamps.com\/wp-content\/uploads\/2024\/05\/261555_Blog-Triangular-tubes.jpg\" alt=\"261555_Blog-Triangular-tubes\" width=\"600\" height=\"300\" \/><\/a>Items like posters, blueprints and important documents etc. will sometimes need to be rolled and packed into a triangular shipping tube.\u00a0 These are a great option if you need a space-saving mailer that won\u2019t roll around \u2013 but how do you add postage to them using Stamps.com?<\/p>\n<p><strong>Selecting USPS Triangular Tubes In Stamps.com<\/strong><br \/>\nLike traditional <a href=\"https:\/\/blog.stamps.com\/2015\/06\/26\/how-to-use-mailing-tubes-with-stamps-com\/\">tubes<\/a>, you don\u2019t need to look for a separate mailpiece type called \u201cTubes\u201d from the drop-down Mail Class\/Mailpiece menus.\u00a0 When mailing triangular tubes, select \u201cPackages\u201d as your mailpiece type.\u00a0 With Stamps.com, you can ship these at a First Class Package Rate.\u00a0 As of January 17, 2016, you can create postage for First Class Packages weighing up to 15.999 ounces (13 ounces was the former maximum weight for First Class Packages).<\/p>\n<p><strong>How To Measure Your Triangular Tube<\/strong><br \/>\nIf you need your triangular tube package delivered quickly, you may want to select Priority Mail instead of First Class Package Service.\u00a0 Since Priority Mail rates are based on zones, for certain zip codes you will have to enter the dimensions of your tube in order to obtain the correct rate.<\/p>\n<p>You\u2019ll have to know the length, width, and height of your triangular tube.<\/p>\n<p><strong>&#8211; Length<\/strong> \u2013this is the longest side of your mailpiece.<br \/>\n<strong>&#8211; Width<\/strong> \u2013this is the base of your triangle.<br \/>\n<strong>&#8211; Height<\/strong> \u2013 if your triangular tube is resting on the ground or a table, how many inches off the ground is it?<\/p>\n<p><strong>Girth: \u00a0What It Is and Why It Is Important For Your Triangular Tube<\/strong><br \/>\nIf you regularly ship triangular tubes, we also recommend knowing the girth of your mailpieces.\u00a0 You can find out the girth by adding the three smaller sides of your triangle, so if each side is 5 inches, the girth will be 15 inches.<\/p>\n<p>Why is knowing girth important?\u00a0 This is because the USPS uses the <strong>total size <\/strong>to determine whether your tube is a Package, Large Package or Oversized Package.\u00a0 The total size is: Length + Girth.<\/p>\n<p><strong>&#8211; Package:<\/strong> Total Size less than or equal to 84&#8243;<br \/>\n<strong>&#8211; Large Package:<\/strong> Total Size greater than 84&#8243; but\u00a0less than or equal to 108&#8243;<br \/>\n<strong>&#8211; Oversized Package:<\/strong> Total Size greater than 108&#8243; but\u00a0less than or equal to 130&#8243;<\/p>\n<p><strong>Get Free USPS Priority Mail Triangular Tubes<\/strong><br \/>\nIf you\u2019re ready to ship off your blueprints and charts, you can certainly use your own supplies with Stamps.com.\u00a0 We also offer Priority and Priority Mail Triangular Tubes that you can order for free from us!\u00a0 These help the USPS identify the mail class you are using for your package.\u00a0 Just remember that these are not Flat Rate mailpieces.\u00a0 You would still need to select \u201cPackages\u201d as your mailpiece.<\/p>\n<p>To order free USPS tube packaging, log in to your software and click on \u201cOnline Store,\u201d which appears beneath \u201cBuy Supplies.\u201d\u00a0\u00a0 Two types of free tubes are available in the section called \u201cFree USPS Supplies.\u201d<\/p>\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-summary-how-to-use-usps-triangular-tubes-with-stamps-com-step-by-step\">Summary: How to Use USPS Triangular Tubes With Stamps.com (Step\u2011by\u2011Step)<\/h2>\n\n\n\n<p>Save space and avoid rolling issues by using triangular shipping tubes. Here\u2019s how to add postage to them via Stamps.com:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-step-1-select-packages-as-mailpiece-type\"><strong>Step 1: Select \u201cPackages\u201d as mailpiece type<\/strong><\/h3>\n\n\n\n<p><strong><br><\/strong> Don\u2019t look for a \u201cTube\u201d option\u2014just choose \u201cPackages\u201d when selecting mailpiece.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-step-2-measure-length-width-and-height\"><strong>Step 2: Measure length, width, and height<\/strong><\/h3>\n\n\n\n<p><strong><br><\/strong>Length = longest side of the package<br>Width = base of the triangle<br>Height = how tall the triangle is if resting on its base<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-step-3-calculate-the-girth\"><strong>Step 3: Calculate the girth<\/strong><\/h3>\n\n\n\n<p><strong><br><\/strong> Girth = sum of the three smaller sides of the triangle (for a triangle, girth = side1 + side2 + side3)<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-step-4-compute-total-size\"><strong>Step 4: Compute total size<\/strong><\/h3>\n\n\n\n<p><strong><br><\/strong> Total size = Length + Girth. Use this to determine whether the item is a Package, Large Package, or Oversized (84&#8243;, 108&#8243;, 130&#8243; thresholds)<a href=\"https:\/\/www.stamps.com\/article\/how-to-use-usps-triangular-tubes-with-stamps-com\/?utm_source=chatgpt.com\"> Stamps.com<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-step-5-choose-service-and-print-label\"><strong>Step 5: Choose service and print label<\/strong><\/h3>\n\n\n\n<p><strong><br><\/strong> Use First Class Package rate (up to 15.999 oz) or Priority as needed. Then <a href=\"https:\/\/www.stamps.com\/mail\/print-stamps-online\/\">print postage<\/a> with Stamps.com.<a href=\"https:\/\/www.stamps.com\/article\/how-to-use-usps-triangular-tubes-with-stamps-com\/?utm_source=chatgpt.com\"> Stamps.com<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-step-6-order-free-triangular-tubes-optional\"><strong>Step 6: Order free triangular tubes (optional)<\/strong><\/h3>\n\n\n\n<p><strong><br><\/strong> You can order free USPS Priority Mail triangular tubes via Stamps.com under \u201cBuy Supplies\u201d > \u201cOnline Store.\u201d<a href=\"https:\/\/www.stamps.com\/article\/how-to-use-usps-triangular-tubes-with-stamps-com\/?utm_source=chatgpt.com\"> Stamps.com<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Items like posters, blueprints and important documents etc. will sometimes need to be rolled and packed into a triangular shipping tube.\u00a0 These are a great option if you need a space-saving mailer that won\u2019t roll around \u2013 but how do you add postage to them using Stamps.com? Selecting USPS Triangular Tubes In Stamps.com Like traditional [&hellip;]<\/p>\n","protected":false},"author":90,"featured_media":247088,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[116],"tags":[104,108],"class_list":["post-247086","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-mailing-essentials","tag-how-to-guides","tag-usps"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.1 (Yoast SEO v25.7) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>How To Use USPS Triangular Tubes With Stamps.com - Stamps.com<\/title>\n<meta name=\"description\" content=\"How To Use USPS Triangular Tubes With Stamps.com Items like posters, blueprints and important documents etc. will sometimes need to be rolled and packed into a triangular shipping tube.\u00a0 These are a\" 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