FAQ

PAT is for single merchants with full access, while OAuth 2.0 is for multi-user apps with granular permissions. (Learn more)

Check the X-RateLimit-Remaining header in API responses. (Learn more)

If there is an additional page you will see next-page in the header.

ShipBob inventory items uses ounces (oz) and this is reflected in our API. For reference, see in the Get an inventory item response.

ShipBob inventory items uses inches (in) and this is reflected in our API. For reference, see in the Get an inventory item response.

You can find the fulfillment centers you have access to by making a request to the GET FulfillmentCenter endpoint at api.shipbob.com/2026-01/fulfillment-center. The response will return the locations (fulfillment centers and hubs) you have access to.

Here is a sample response:

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[
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	{
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		"id": 228,
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		"name": "Moreno Valley (CA)",
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		"timezone": "Pacific Standard Time",
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		"address1": "28010 Eucalyptus Ave",
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		"address2": "Building #1",
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		"city": "Moreno Valley",
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		"state": "CA",
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		"country": "US",
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		"zip_code": "92555",
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		"phone_number": "8444744726",
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		"email": "support@shipbob.com"
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	}
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]

You can find this by looking at the invoice_amount in a shipment inside an order. For example, make request to GET Orders, GET Order, or GET Shipment. You will see this in the payload returned:

{
	...
 	"invoice_amount": 7.77,
	...
}

Download our OpenAPI specs to use in Postman or another API client.