AfterShip identifies each carrier by a unique code known as courier slug. It is one of the parameters that is passed when using CSV upload or AfterShip API.

📥 Download the Carrier list

You can download the carrier list, to find out the courier slug for a particular carrier.

🚚 Find courier slug from URL

Search for the carrier by the name and click on desired carrier icon
Check the URL and find the slug

For example if

URL:, then

Slug: dhl
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