In ,
Quinton567 typed:
switched internet carriers
now have comcast.net
cannot send or recieve Outlook e-mail
Comcast e-mail works fine, but not on Craigs List

What does Craig's List (and web browsing) have to do with your email, or
Outlook?
Who hosts your email? Comcast? You need to make sure you use their server
for your POP server, and your new ISP's SMTP server for your SMTP server
(outbound mail).