Most Webmail customers have more than one alias. In webmail, you can set up different identities, or sender addresses. Your Pobox addresses should all be set up as identities, but you can add or edit new ones.
To manage identities:
If you specify
*@domain.tld for an account identity email address, then you will be able to specify something different to replace the
* with for each individual message that you send using this identity.
Each identity has a number of options associated with it:
Fromheader of emails you send.
After you set up multiple identities, you can switch between different sender addresses. When composing a message, the top of the page will have a drop down menu that allows you to select from any of your identities.