CSS HTML Validator - The fast, all-in-one, HTML, CSS, Link, SEO, spelling, and accessibility checker for Windows, & htmlval for Mac and Linux
Home Email Update Request

Update Your Email Address

important spam informationIMPORTANT SPAM INFO: If you don't get email from us then make sure email from htmlvalidator.com ( is accepted and check your spam/junk folder (in Gmail you may need to click 'More' to see the spam folder).

Your email address is important! If it changes from what is recorded in our database, then let us know so you'll continue to receive important email from us, including your registration information if you ever need it resent.

To update your email address, you'll need to fill out only one of the following two forms.

If you believe that there may be problems with your request, then please contact us.

Automatic Email Update Form (Requires your PIN)
Use this form if you know your beginning registration number and your registration PIN number.
Use the Manual Email Update Form (below) if you don't know it.
All information on this form is required.

NOTE: Please use the below manual form only if you cannot use the above form to update your email address. Normally, a manual email update request will be completed within 48 US business day hours.

Manual Email Update Form
Use this form only if you can't use the Automatic Email Update Form (above).
Processing will not be immediate with this form.