Parcel Carriers

Endicia Shipping, Built Into ShipStation

Make Endicia part of a smarter mailing and shipping operation. With Endicia in ShipStation, you can compare rates, use your discounted or negotiated postage, print labels in batches, send tracking after label creation, and automate routine shipping choices.

Key integration features

  • Print domestic and international labels
  • Create return labels
  • Track shipments after label creation
  • Run electronic and PDF end-of-day forms
  • Add carrier insurance coverage

About

Endicia is an official USPS postage reseller for businesses mailing and shipping packages. It's known for USPS postage, labels, and stamps that support everyday mailing and shipping needs.

Run that postage service through ShipStation, and your workflow does much more. ShipStation pulls orders from your selling channels into one place, so your team can ship orders without bouncing between tools. You can use your Endicia account for USPS labels, compare options across carriers, and keep tracking tied to each shipment. As volume grows, ShipStation helps you save time and money with automation that cuts clicks per order by 40% and creates up to 15x more labels per hour. That means a smoother shipping experience for your team and your customers.

Why Endicia users choose ShipStation

Centralize every order source

ShipStation brings orders from 200+ store and marketplace integrations into one workspace. Your team can manage selling channels together, filter faster, and ship orders without juggling separate order and postage tools.

Keep your Endicia workflow

Use your Endicia account inside ShipStation and keep that familiar postage service in a broader fulfillment setup. You get one place for labels, order flow, and carrier choices as your business grows.

Close out the day cleanly

Endicia in ShipStation supports both electronic and PDF end-of-day forms. Your team gets a tidier mailing and shipping process without leaving the same workflow used to create labels.

Add developer flexibility

When you need custom logic, ShipStation API supports rates, shipments, labels, batched labels, return labels, manifests, and pickups. That gives growing teams a stronger shipping API setup without rebuilding everything.

How to

Setting up ShipStation and Endicia

STEP 1
Start with a US-based ShipStation account, an active Endicia account, your Endicia account credentials, and an account nickname you want to use in ShipStation.

STEP 2
If you have a new account, contact ShipStation Support first. Endicia is hidden by default for new accounts, and support must enable the option before you connect it.

STEP 3
Go to Account Settings, select Shipping, choose Carriers, open the Your Carrier Accounts tab, and click Add Carrier. Select Endicia, click Connect, enter your Endicia Account number, Passphrase, and Account Nickname, then click Next and Connect.

TESTIMONIAL

Find the best rate for every shipment

Compare rates, delivery speeds, and services side-by-side for every order that comes in from Shopify, and let ShipStation pick the best option—with up to 90% discounted rates across 200+ carriers.

Rate shopper

Automatically select the best rate and service for every Shopify order, with no manual comparison.

Bring your own rates

Compare your negotiated carrier rates alongside ShipStation rates to get the best price.

LTL + freight

Quote and book LTL freight alongside parcel for bulk and wholesale Shopify orders.

ShipStation AI

Next-gen shipping intelligence

Built for forward-thinking brands that run fast and play to win. ShipStation AI handles the heavy lifting so you can stay light-years ahead of the competition.
  • SmartFill
  • Automated Order Creation
  • Universal AI Connect (MCP)
  • Batch Label Processing
  • Auto-PRO Retrieval
  • Dynamic Spot-Pricing Engine
  • Packing Recommendations
  • 24/7 Always-On

Award-winning technology and service

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FAQ

Endicia and ShipStation FAQ for mailing and shipping

Frequently asked questions about setup, labels, rates, and returns

Endicia is an official USPS postage reseller. Businesses use it for postage, labels, and stamps, and ShipStation lets you use your Endicia account to create USPS domestic and international labels inside a larger fulfillment workflow.

No. Endicia is not USPS. Endicia is an official USPS postage reseller, so you can access USPS postage services through your Endicia account.

Yes. Endicia is an official USPS postage reseller. In ShipStation, the Endicia connection supports domestic shipping, international shipping, return labels, estimated rates, carrier insurance, tracking, and end-of-day forms.

Yes. You need a US-based ShipStation account, an active Endicia account, and your Endicia account credentials. New ShipStation accounts also need ShipStation Support to enable the Endicia option before connection.

Follow these setup steps:

  • Go to Account Settings
  • Select Shipping, then Carriers
  • Open Your Carrier Accounts and click Add Carrier
  • Select Endicia, click Connect, enter your Endicia Account number, Passphrase, and Account Nickname
  • Click Next, then Connect

Yes. ShipStation supports an Account Balance History report for Endicia. That report returns seven consecutive days of information at a time, so you’ll need to pull older history in seven-day increments.