CloudCone: Domain email service, 10GB of space, 1,000 emails per month, $20 per year

CloudCone has a special promotion for its email service, which is pretty good. You can use it if you need it.

PERSONAL-Y
Space: 10 GB
Can bind 1 domain name, unlimited accounts, can send 1,000 emails per month, unlimited receiving emails
$20/year Purchase link

PERSONAL-M
Space: 15 GB
Can bind 2 domain names, unlimited accounts, can send 1,000 emails per month, unlimited receiving emails
$2.2/monthBuy link

ECONOMY-Y
Space: 30 GB
Up to 5 domain names can be bound, no limit on the number of accounts, 2,500 emails can be sent per month, and no limit on the number of emails received
$30/year Purchase link

ECONOMY-M
Space: 40 GB
You can bind 10 domain names, no limit on the number of accounts, and can send 2,500 emails per month, with no limit on the number of emails received.
$3.5/month Purchase link