Go to ETS.org/toefl. Click "Register for the Test" and "Register Online" to register online for the Internet-based test. To register online for the paper-based version, first click on "paper-based test" and check whether that test is available in your region. In the United States, for example, some states' test centers offer only the Internet-based test.
Go to ETS.org/toefl. Click "Register for the Test" and scroll down to "Register by Mail" for the Internet-based test, or iBT. Download the registration form and and fill it out. Mail your registration to the iBT registration office if you are in the United States, U.S. territories or Canada, or to your regional registration center in other countries. Check the form for mailing address and registration deadline. To register by mail for the paper-based test, check that it is available in your region and download the form from ets.org/toefl/pbt.
Review the downloaded iBT registration form and call 800-468-6335 or 443-751-4862 to register by phone if you live in the United States, U.S. territories or Canada. Check the iBT registration web page for contact details in other parts of the world. You cannot register by phone for the paper-based test.