From your AOL email account:
Go to Keyword Mail Controls.
Select the AOL account you’re sending to.
Click Customize Mail Controls For This Screen Name.
For AOL version 7.0: In the section for "exclusion and inclusion parameters", include your domain:
User@yourDomain.com
@yourDomain.com
For AOL version 8.0: Select Allow email from all AOL members, email addresses and domains.
Click Next until the Save button shows up at the bottom.
Click Save.
If this does not work, AOL suggests contacting them at postmaster@aol.comArticle ID: 21, Created On: 2/20/2010, Modified: 2/20/2010