{"id":247110,"date":"2023-05-08T00:00:00","date_gmt":"2023-05-08T00:00:00","guid":{"rendered":"https:\/\/www.stamps.com\/?p=247110"},"modified":"2024-09-03T19:25:34","modified_gmt":"2024-09-03T19:25:34","slug":"important-usps-making-changes-first-class-mail-international-flats","status":"publish","type":"post","link":"https:\/\/www.stamps.com\/article\/important-usps-making-changes-first-class-mail-international-flats\/","title":{"rendered":"Important: USPS making changes to First-Class Mail International Flats"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"<p>Jan 21, 2018 Update: Stamps.com has launched a new International Flat service.\u00a0 Get more info on how to ship merchandise with International Flats. Merchandise No Longer Allowed in First Class Mail International Flats If you ship merchandise abroad using USPS First Class Mail International Flats, there\u2019s a new rule going into effect soon that you [&hellip;]<\/p>\n","protected":false},"author":85,"featured_media":247112,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[38],"tags":[51],"class_list":["post-247110","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-carriers-usps","tag-carrier-news"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v19.1 (Yoast SEO v21.7) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Important: USPS making changes to First-Class Mail International Flats - Stamps.com<\/title>\n<meta name=\"description\" content=\"Important: USPS making changes to First-Class Mail International Flats Jan 21, 2018 Update: Stamps.com has launched a new International Flat service.\u00a0 Get more info on how to ship merchandise with International Flats.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.stamps.com\/article\/important-usps-making-changes-first-class-mail-international-flats\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Important: USPS making changes to First-Class Mail International Flats\" \/>\n<meta property=\"og:description\" content=\"Important: USPS making changes to First-Class Mail International Flats Jan 21, 2018 Update: Stamps.com has launched a new International Flat service.\u00a0 Get more info on how to ship merchandise with International Flats.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.stamps.com\/article\/important-usps-making-changes-first-class-mail-international-flats\/\" \/>\n<meta property=\"og:site_name\" content=\"Stamps.com\" \/>\n<meta property=\"article:published_time\" content=\"2023-05-08T00:00:00+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-09-03T19:25:34+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.stamps.com\/wp-content\/uploads\/2024\/05\/CRSDC-714_SM_Images_NewRuleFCMIF-1.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"600\" \/>\n\t<meta property=\"og:image:height\" content=\"400\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Joaquin Ibanez\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Joaquin Ibanez\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.stamps.com\/article\/important-usps-making-changes-first-class-mail-international-flats\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.stamps.com\/article\/important-usps-making-changes-first-class-mail-international-flats\/\"},\"author\":{\"name\":\"Joaquin Ibanez\",\"@id\":\"https:\/\/www.stamps.com\/#\/schema\/person\/cd7c4bbf6fcd3ed727d1e781ec9b3ace\"},\"headline\":\"Important: USPS making changes to First-Class Mail International Flats\",\"datePublished\":\"2023-05-08T00:00:00+00:00\",\"dateModified\":\"2024-09-03T19:25:34+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.stamps.com\/article\/important-usps-making-changes-first-class-mail-international-flats\/\"},\"wordCount\":480,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/www.stamps.com\/#organization\"},\"keywords\":[\"Carrier News\"],\"articleSection\":[\"Carriers - 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