This is a cost-effective way for businesses to include promotional messages with bills, invoices, and statements. Pay one price for up to 3.5 oz for First-Class Mail presort and automation compatible letters and cards. Automation discounts may also apply.Įligibility Requirements for Automation Discounts First-Class Mail commercial pricing is available for presorted letters and flats with a minimum quantity of 500 mailpieces. Commercial Prices & Automation Discountsīulk Discounts. With address correction and forwarding services, your messages will reach a greater percentage of your target audience. You’ll need to know your mailpiece’s weight, shape, and size measurements.Ĭalculate a Price More First-Class Mail Details How to Send Letter: Domesticįirst-Class Mail is targetable, trackable (with certain extra services), and measurable, offering a wide range of options for businesses. TIP: Use the USPS ® Price Calculator tool to calculate your domestic postage costs. Large First-Class envelopes (flats) that exceed maximum dimensions or are rigid, non-rectangular, or not uniformly thick are charged package prices and shipped with USPS Ground Advantage. Large Envelopes (flats) Treated as Small Packages Letters that exceed the First-Class standard envelope maximum length, height, or thickness are charged large envelope (flat) prices. They are charged a nonmachinable surcharge even if they weigh less than 1 oz. Unusually shaped mail, like square or vertical envelopes, lumpy envelopes, rigid envelopes, and mail with clasps, string, or buttons, must be hand-canceled. Additional size restrictions apply depending on the type of mailpiece you're sending.Īdditional Charges for Irregular Mailpieces & Envelopes Nonmachinable Envelopes All postcards and envelopes (or flats) must be rectangular, otherwise an additional charge may apply.Maximum weight for First-Class Mail letters is 3.5 oz for large First-Class Mail envelopes, the maximum weight is 13 oz.Large envelopes (flats) start at $1.35.Oversized postcards need letter stamps, which start at $0.66.Standard-sized, rectangular postcard stamps start at $0.51.Square, oversized, or unusually shaped envelope stamps start at $1.06.Standard-sized, rectangular envelope stamps start at $0.66.

Standard Letter & Postcard Sizes See Insurance & Extra Services Letters One price for up to 3.5 ounces with commercially priced letters and cards.Eligible for Delivery Confirmation ™ services such as Certified Mail ®.

Usps priority padded flat rate envelope