You can order an add-on domain directly from the control panel.

To order an add-on domain, you need to have one of our Plus or Business packages.

1. Log in to the One.com control panel.
2. Type the domain you want to order in the search field at the top of the screen and click Search.
3. Enter your details and proceed to checkout to complete the order.

Related articles:

What are add-on domains?

Where can I find my add-on domain?