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It also details Regional Rate Box eligibility and weight limits, plus commercial plus and commercial plus cubic pricing tiers and constraints.",{"@graph":14,"@context":66},[15,34,49],{"@type":16,"itemListElement":17},"BreadcrumbList",[18,23,27,31],{"item":19,"name":20,"@type":21,"position":22},"https://docshare.wps.com","Home","ListItem",1,{"item":24,"name":25,"@type":21,"position":26},"https://docshare.wps.com/template/","Template",2,{"item":28,"name":29,"@type":21,"position":30},"https://docshare.wps.com/template/invoices/","Invoices",3,{"item":32,"name":10,"@type":21,"position":33},"https://docshare.wps.com/template/commercial-parcels-priority-mail-prices-and-eligibility-423-prices-and-eligibility/564232/",4,{"url":32,"name":10,"@type":35,"author":36,"headline":10,"publisher":39,"fileFormat":42,"inLanguage":8,"description":12,"dateModified":43,"datePublished":43,"encodingFormat":42,"isAccessibleForFree":44,"interactionStatistic":45},"DigitalDocument",{"name":37,"@type":38},"Aldword","Person",{"url":19,"name":40,"@type":41},"DocShare","Organization","application/pdf","2026-10-12",true,{"@type":46,"interactionType":47,"userInteractionCount":4},"InteractionCounter",{"@type":48},"ViewAction",{"@type":50,"mainEntity":51},"FAQPage",[52,58,62],{"name":53,"@type":54,"acceptedAnswer":55},"How is Priority Mail postage calculated for weight-based prices?","Question",{"text":56,"@type":57},"Priority Mail mailpieces are charged per pound, and any fraction of a pound is rounded up to the next whole pound. For example, 1.25 pounds is charged as 2 pounds.","Answer",{"name":59,"@type":54,"acceptedAnswer":60},"When do flat-rate prices apply and how do they differ from weight-based pricing?",{"text":61,"@type":57},"Flat-rate prices are not based on weight and zone. They charge a flat rate regardless of actual weight (up to 70 pounds) and domestic destination, subject to the stated conditions.",{"name":63,"@type":54,"acceptedAnswer":64},"What are the eligibility and limits for Regional Rate Box options?",{"text":65,"@type":57},"Regional Rate Box prices require using USPS-produced Priority Mail Regional Rate Boxes and meeting requirements. Box A is limited to a maximum weight of 15 pounds, and Box B to 20 pounds; items exceeding box weight limits use commercial base or commercial plus pricing based on weight and zone.","https://schema.org",{"og:url":32,"og:type":68,"og:title":10,"og:site_name":40,"og:description":12},"article",{"robots":70,"canonical":32},"index,follow",{"doc_id":72,"site_id":7},564232,1791840993,{"code":4,"msg":75,"data":76},"success",[77,82,87,91,96,101,106,111,116],{"id":78,"doc_module":22,"doc_module_name":25,"category_name":79,"show_sort_weight":80,"slug":81},11,"Presentations",90,"presentations",{"id":83,"doc_module":22,"doc_module_name":25,"category_name":84,"show_sort_weight":85,"slug":86},12,"Resumes",80,"resumes",{"id":88,"doc_module":22,"doc_module_name":25,"category_name":29,"show_sort_weight":89,"slug":90},14,70,"invoices",{"id":92,"doc_module":22,"doc_module_name":25,"category_name":93,"show_sort_weight":94,"slug":95},15,"Posters",60,"posters",{"id":97,"doc_module":22,"doc_module_name":25,"category_name":98,"show_sort_weight":99,"slug":100},16,"Social Media",50,"social-media",{"id":102,"doc_module":22,"doc_module_name":25,"category_name":103,"show_sort_weight":104,"slug":105},17,"Forms",40,"forms",{"id":107,"doc_module":22,"doc_module_name":25,"category_name":108,"show_sort_weight":109,"slug":110},18,"Letters",30,"letters",{"id":112,"doc_module":22,"doc_module_name":25,"category_name":113,"show_sort_weight":114,"slug":115},21,"Paper Templates",5,"papers-templates",{"id":117,"doc_module":22,"doc_module_name":25,"category_name":118,"show_sort_weight":4,"slug":119},158,"General","general-158",{"code":4,"msg":75,"data":121},{"doc_id":72,"user_id":122,"nickname":37,"user_avatar":123,"doc_module":22,"category_id":88,"category_name":29,"doc_title":10,"doc_description":12,"doc_content":124,"file_id":125,"file_url":126,"file_type":127,"file_size":128,"view_count":4,"is_deleted":4,"is_public":22,"is_downloadable":22,"audit_status":22,"page_count":129,"language":130,"language_code":8,"site_id":7,"html_lang":8,"table_of_contents":131,"faqs":132,"seo_title":133,"seo_description":12,"update_tm":73,"read_time":26},2336478940917,"https://ap-avatar.wpscdn.com/davatar_6f874abed73319feea01a86fa6f0fab8","Commercial Parcels: Priority Mail Prices and Eligibility  \n423.1.2.1  \n423 Prices and Eligibility  \nOverview 1.0 Prices and Fees  \n2.0 Content Standards for Priority Mail  \n3.0 Basic Standards for Priority Mail  \n1.0 Prices and Fees  \n1.1 Price Application  \nThe following price applications apply:  \na. Priority Mail mailpieces are charged per pound; any fraction of a pound is rounded up to the next whole pound. For example, if a piece weighs 1.25 pounds, the weight (postage) increment is 2 pounds. See exceptions in 1. 1c, 1. 1d, and 1. 1e below.  \nb. Flat-rate prices are not based on weight and zone, but are charged a flat rate regardless of actual weight (up to 70 pounds) of the mailpiece and domestic destination.  \nc. The minimum postage amount per addressed piece is the 1-pound price. Except for:  \n1. Items mailed in flat-rate packaging.  \n2. Items eligible for commercial plus cubic pricing.  \n3. Regional Rate Boxes.  \n4. Commercial plus items weighing up to 1/2-pound (charge the 1/2-pound price for commercial plus items up to 1/2-pound. Items over 1/2-pound are rounded up to the next whole pound) .  \nd. Commercial plus cubic prices are not based on weight, but are charged per cubic measurement of the mailpiece and zone and any fraction of a measurement is rounded down to the nearest 0.25 inch. For example, if a dimension of a commercial plus cubic piece measures 12.375 inches, it is rounded down to 12.25 inches.  \ne. Regional Rate Box prices are not based on weight but are priced based on the particular USPS-produced Box A or Box B and the zone to which it is sent.  \nf. Priority Mail items mailed under a specific customer agreement are charged according to the individual agreement.  \n1.2 Commercial Base Prices  \n1.2.1 Commercial Base Price Eligibility  \nThe commercial base prices are available for:  \na. Click-N-Ship customers.  \nb. Registered end-users of USPS-approved PC Postage products when using a qualifying shipping label managed by the PC Postage system used.  \nDomestic Mail Manual • Updated 11-7-11  \nCommercial Parcels: Priority Mail Prices and Eligibility  \n423.1.3.1  \nc. Customers using permit imprint.  \nd. Priority Mail Open and Distribute customers using permit imprint when a Service barcode containing a unique service type code 55 is on the address label under  \n705.17.5.7. Priority Mail Open and Distribute is not available for customers using Regional Rate Boxes.  \ne. Customers using USPS-approved IBI postage meters that print the IBI with the appropriate price marking (see 402.2.1) and electronically transmit transactional data to USPS.  \nf. Permit holders using Merchandise Return Service (MRS) for Priority Mail mailpieces when all MRS requirements are met (505.3.0) .  \n1.2.2 Regional Rate Box Prices  \nRegional Rate Box prices are available to Priority Mail commercial base and commercial plus customers who use USPS-produced Priority Mail Regional Rate Boxes and meet the requirements in 1.2.1. Prices are based on USPS-produced Box A or Box B and zone. Regional Rate Boxes exceeding the maximum weight per Box A or Box B (identified below) will be assessed Priority Mail commercial base or commercial plus (volume thresholds apply) prices based on weight and zone.  \nRegional Rate Box options are:  \na. Box A: (Side loading or top loading box) has a maximum weight limit of 15 pounds.  \nb. Box B: (Side loading or top loading box) has a maximum weight limit of 20 pounds.  \n1.3 Commercial Plus Prices  \n1.3.1 Existing Priority Mail Customers  \n[4-17-11] Commercial plus prices are available to Priority Mail (including Critical Mail) customers who qualify for commercial base prices and whose cumulative account volume exceeds a combined total of 5,000 letter-size and flat-size pieces (including Flat Rate Envelopes, but not the Padded Flat Rate Envelope) or 75,000 total pieces in the previous calendar year (except Priority Mail Open and Distribute) or who have a customer commitment agreement with USPS, and are:  \na. Register","cbCaimoNWBG4jiei","https://ap.wps.com/l/cbCaimoNWBG4jiei","pdf",48784,6,"English","# Overview 1.0 Prices and Fees\n## 1.1 Price Application\n## 1.2 Commercial Base Prices\n### 1.2.1 Commercial Base Price Eligibility\n### 1.2.2 Regional Rate Box Prices\n## 1.3 Commercial Plus Prices\n### 1.3.1 Existing Priority Mail Customers\n### 1.3.2 New Priority Mail Customers\n## 1.4 Commercial Plus Cubic\n### 1.4.1 Commercial Plus Cubic Eligibility\n### 1.4.2 Commercial Plus Cubic Tiers","[{\"question\":\"How is Priority Mail postage calculated for weight-based prices?\",\"answer\":\"Priority Mail mailpieces are charged per pound, and any fraction of a pound is rounded up to the next whole pound. For example, 1.25 pounds is charged as 2 pounds.\"},{\"question\":\"When do flat-rate prices apply and how do they differ from weight-based pricing?\",\"answer\":\"Flat-rate prices are not based on weight and zone. They charge a flat rate regardless of actual weight (up to 70 pounds) and domestic destination, subject to the stated conditions.\"},{\"question\":\"What are the eligibility and limits for Regional Rate Box options?\",\"answer\":\"Regional Rate Box prices require using USPS-produced Priority Mail Regional Rate Boxes and meeting requirements. Box A is limited to a maximum weight of 15 pounds, and Box B to 20 pounds; items exceeding box weight limits use commercial base or commercial plus pricing based on weight and zone.\"}]","Commercial Parcels: Priority Mail Prices and Eligibility - 423 Prices and Eligibility | PDF"]