Paper Checks

Paper Checks


In our increasingly digital world, paper checks still account for over 25% of non-cash payments. While Checkbook is a digital-first company, Checkbook still supports paper checkspaper checks for clients who need it. Paper check features include:

  • Mailed Same Day (if request is made before 1:00PM PST)
  • USPS Tracking Details
  • FedEx Overnight Mail
  • Optional PDF Insert

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Verified Bank Account Needed

In order to be able to send checks, you need to have a verified bank account in our system. Please refer to the Add a Bank Account section for instructions about adding a bank account to your profile.

API Basics

The API reference for sending a Paper Check may be found in the Checkbook API Reference Guide. The interactive form enables you to test the API endpoint in the Checkbook demo environment directly from the reference page.


curl --request POST \
  --url \
  --header 'accept: application/json' \
  --header 'authorization: d6aa2703655f4ba2af2a56202961ca86:dXbCgzYBMibj8ZwuQMd2NXr6rtvjZ8' \
  --header 'content-type: application/json' \
  --data '{"recipient":{"line_1":"1234 N. 1st Street","line_2":"#56","city":"San Francisco","state":"CA","zip":"12345","country":"US"},"amount":5}'


	"date":"2019-06-10 18:01:59",
	"name":"Widgets Inc.",
		"city":"San Francisco",
		"line_1":"1234 N. 1st Street",

The description field can be 4000 characters long. For descriptions over 80 characters, Checkbook automatically generates a link with the full remittance info.



The previous request is for the demo environment. You will need to use either the sandbox endpoint if you want to send test checks, or the production endpoint if you want to send real checks.

What’s Next