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Web Tools Documentation & Updates

Use our technical documents to get step-by-step information on how to integrate USPS Web Tools® into a website or shipping application. For technical questions, contact the Internet Customer Care Center.

开发人员指南及说明
Step-by-Step Instructions for All USPS Web Tools (HTM | PDF)

New USPS Developer Portal Now Available! Our new API platform makes it easier for businesses to integrate with USPS products and services. It's more than APIs: You now have access to a subscription-based Tracking Webhook for near-real-time, event-driven tracking notifications. 了解更多信息

Announcements & Upcoming Release Notes

  • Web Tools 2024 Release Notes - PDF
  • 网络工具声明：Account Duration - PDF
  • 网络工具声明：TLS 1.2 Protocol Compliance - PDF
  • ExpressMail 到 ExpressMailCommitment API 过渡指南 - HTM | PDF
  • Label API Restrictions Notice - PDF
  • Label API Restrictions FAQs - PDF
  • Customer Options – Postage Labels - PDF
  • 全新：Simplified Onboarding Process - PDF
  • Web Tools FAQs - PDF

Show Past Release Notes

API User Guides

Address APIs - PDF | HTM

  • Address Validation/Standardization
  • City & State Lookup
  • ZIP Code ™ 查找

Tracking & Delivery Information APIs - PDF | HTM

  • 追踪
  • Tracking by Email
  • 递送证明
  • Tracking Proof of Delivery
  • 电子退回收据

Price Calculator APIs - PDF | HTM

  • 国内价格计算器
  • 国际价格计算器

Shipping Label APIs

  • eVS Domestic Labels - PDF | HTM
  • eVS International Labels - PDF | HTM
  • Scan Form - PDF | HTM
  • USPS Returns Labels - PDF | HTM

Package Pickup APIs - PDF | HTM

  • Check pickup availability
  • 安排取件
  • Cancel a pickup request
  • Update a pickup request

服务标准及承诺 API

  • Domestic Mail Service Standards - PDF | HTM
  • Service Delivery Calculator - PDF | HTM
  • Sunday Holiday Availability - PDF | HTM

Facility APIs

  • Post Office Locations API - PDF | HTM
  • Hold for Pickup Facilities Lookup API - PDF | HTM
  • Parcel Locker Lookup API - PDF | HTM
展开全部或关闭所有内容主题，以立即跟随标题

开发人员：网络工具 FAQs (常见问题回答)

打开或关闭下面的内容 USPS API是免费的吗？

注册了 USPS WEB TOOLS® 帐户并同意使用条款和条件的客户，可以免费访问 USPS API。

打开或关闭下面的内容 如何获得对 USPS API 的访问权并收到我的用户 ID？

注册网络工具用户帐户时，获取 USPS API 的访问。

立即注册

注册后，您将自动收到一封电子邮件，其中包含您分配的网络工具用户 ID。收到此电子邮件后，您可以使用以下 API：

  • 价格计算器
  • 服务标准及承诺
  • 地址信息
  • 包裹领取

打开或关闭下面的内容 我可以打印的标签包含“ SAMPLE-DO NOT MAIL”水印。如何打印实际的标签？

包含“ Certify”的 API 是我们的测试 API，它将打印带有示例水印的标签。为了生成实际标签，必须从所有网络工具 XML 请求中删除“Certify”。

打开或关闭下面的内容 USPS 是否有可用的 EDDM API？

我们目前仅通过我们的在线应用程序，提供“EVERY DOOR DIRECT MAIL®”®(EDDM®) 服务。

前往 EDDM

打开或关闭下面的内容 网络工具 API 近期或即将发生更改吗？

为了提供最好的 API 产品，我们会定期更新我们的系统，这可能需要当前的客户更新他们的软件。要确定这些更改/更新是否适用于您，请参阅我们最新的发布说明。本文件包含所有新的更改和解决您受到影响的步骤。如有任何与集成有关的问题，请记住首先与您的软件提供商联系。

历史发行说明

  • Web Tools 2024 Release Notes (v1.5 updated 3/19/2024) - PDF
  • Web Tools 2024 Release Notes (v1.3 updated 2/8/2024) - PDF
  • Web Tools 2024 Release Notes (v1.1 updated 12/8/2023) - PDF
  • Web Tools 2023 Release Notes (v1.27 updated 11/2/2023) - PDF
  • Web Tools 2023 Release Notes (v1.25 updated 10/16/2023) - PDF
  • Web Tools 2023 Release Notes (v1.23 updated 9/12/2023) - PDF
  • Web Tools 2023 Release Notes (v1.21 updated 8/17/2023) - PDF
  • Web Tools 2023 Release Notes (v1.17 updated 6/28/2023) - PDF
  • Web Tools 2023 Release Notes (v1.11 updated 5/22/2023) - PDF
  • Web Tools 2023 Release Notes (v1.9 updated 4/21/2023) - PDF
  • Web Tools 2023 Release Notes (v1.7 updated 3/21/2023) - PDF
  • Web Tools 2023 Release Notes (v1.5 updated 2/16/2023) - PDF
  • Web Tools 2023 Release Notes (v1.3 updated 1/19/2023) - PDF
  • Web Tools 2023 Release Notes (v1.1 updated 1/09/2023) - PDF
  • Web Tools 2022 Release Notes (v1.33 updated 11/03/2022) - PDF
  • Web Tools 2022 Release Notes (v1.31 updated 10/27/2022) - PDF
  • Web Tools 2022 Release Notes (v1.29 updated 10/18/2022) - PDF
  • Web Tools 2022 Release Notes (v1.27 updated 9/28/2022) - PDF
  • Web Tools 2022 Release Notes (v1.25 updated 9/19/2022) - PDF
  • Web Tools 2022 Release Notes (v1.23 updated 9/7/2022) - PDF
  • Web Tools 2022 Release Notes (v1.21 updated 8/9/2022) - PDF
  • Web Tools 2022 Release Notes (v1.19 updated 8/2/2022) - PDF
  • Web Tools 2022 Release Notes (v1.17 updated 7/11/2022) - PDF
  • Web Tools 2022 Release Notes (v1.15 updated 6/24/2022) - PDF
  • Web Tools 2022 Release Notes (v1.13 updated 6/17/2022) - PDF
  • Web Tools 2022 Release Notes (v1.11 updated 6/8/2022) - PDF
  • Web Tools 2022 Release Notes (v1.9 updated 5/4/2022) - PDF
  • Web Tools 2022 Release Notes (v1.7 updated 4/13/2022) - PDF
  • Web Tools 2022 Release Notes (v1.5 updated 3/10/2022) - PDF
  • Web Tools 2022 Release Notes (v1.3 updated 2/2/2022) - PDF
  • Web Tools 2022 Release Notes (v1.1 updated 12/22/2021) - PDF
  • Web Tools 2021 Release Notes (v1.25 updated 11/1/2021) - PDF
  • Web Tools 2021 Release Notes (v1.23 updated 10/19/2021) - PDF
  • Web Tools 2021 Release Notes (v1.21 updated 9/20/2021) - PDF
  • Web Tools 2021 Release Notes (v1.19 updated 9/15/2021) - PDF
  • Web Tools 2021 Release Notes (v1.17 updated 8/10/2021) - PDF
  • Web Tools 2021 Release Notes (v1.15 updated 7/30/2021) - PDF
  • Web Tools 2021 Release Notes (v1.13 updated 6/24/2021) - PDF
  • Web Tools 2021 Release Notes (v1.11 updated 6/14/2021) - PDF
  • Web Tools 2021 Release Notes (v1.9 updated 5/12/2021) - PDF
  • Web Tools 2021 Release Notes (v1.7 updated 4/12/2021) - PDF
  • Web Tools 2021 Release Notes (v1.5 updated 3/8/2021) - PDF
  • Web Tools 2021 Release Notes (v1.3 updated 2/3/2021) - PDF
  • Web Tools 2021 Release Notes (v1.1 updated 1/11/2021) - PDF
  • Web Tools 2020 Release Notes (v1.17 updated 10/13/2020) - PDF
  • Web Tools 2020 Release Notes (v1.13 updated 9/24/2020) - PDF
  • Web Tools 2020 Release Notes (v1.11 updated 9/14/2020) - PDF
  • Web Tools 2020 Release Notes (v1.9 updated 8/10/2020) - PDF
  • Web Tools 2020 Release Notes (v1.7 updated 6/15/2020) - PDF
  • Web Tools 2020 Release Notes (v1.5 updated 5/11/2020) - PDF
  • Web Tools 2020 Release Notes (v1.3 updated 2/13/2020) - PDF
  • Web Tools 2020 Release Notes (v1.1 updated 1/9/2020) - PDF
  • Web Tools 2019 Release Notes (v1.11 updated 10/21/2019 - PDF
  • Web Tools 2019 Release Notes (v1.9 updated 9/24/2019) - PDF
  • Web Tools 2019 Release Notes (v1.7 updated 7/27/2019) - PDF
  • Web Tools 2019 Release Notes (v1.5 updated 4/24/2019) - PDF
  • Web Tools 2019 Release Notes (v1.3 updated 2/21/2019) - PDF
  • Web Tools 2019 Release Notes (v1.1 updated 12/31/2018) - PDF
  • Web Tools 2018 Release Notes (v1.19 updated 9/19/2018) - PDF
  • Web Tools 2018 Release Notes (v1.17 updated 8/7/2018) - PDF
  • Web Tools 2018 Release Notes (v1.15 updated 7/23/2018) - PDF
  • Web Tools 2018 Release Notes (v1.13 updated 6/22/2018) - PDF
  • Web Tools 2018 Release Notes (v1.9 updated 5/9/2018) - PDF
  • Web Tools 2018 Release Notes (v1.7 updated 3/22/2018) - PDF
  • February and March 2018 Release Notes (v1.5 updated 2/12/2018) - PDF
  • January and February 2018 Release Notes (v1.3 updated 1/4/2018) - PDF
  • January 2018 Release Notes (v1.1 updated 12/7/2017) - PDF
  • USPS Web Tools Secure/HTTPS API Outage - 2017 年 09 月 17 日 - PDF
  • June-November 2017 Release Notes (updated 9/12/2017) - PDF
  • March 2017 Release Notes (updated 3/13/2017) - PDF
  • January-March 2017 Release Notes (updated 2/14/2017) - PDF
  • February 2017 API Retirement Transition Guide (v. 1.3, updated 12/8/2016) - PDF
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