I see some very promising hits in https://www.google.com/search?q=iphone+comcast+email+settings
Kees
hi everyone
please help me in setting Ports for my new iPhone5 for Comcast. As i am using Comcast for the past 2 years i can not change my id to other service provider as it contains important mails and contacts and i don't want to loose them.

Chowhound
Comic Vine
GameFAQs
GameSpot
Giant Bomb
TechRepublic