Chris' Notes:

Road Runner:
POP3 SERVER: pop-server.hvc.rr.com
SMTP SERVER: smtp-server.hvc.rr.com
NNTP SERVER: news-server.hvc.rr.com
FTP: home.hvc.rr.com

FrontierNet
POP3 SERVER: pop3.frontiernet.net or pop3.citlink.net
SMTP SERVER: smtp.frontiernet.net or smtp.citlink.net
Dialup numbers: http://setup.frontiernet.net/getnumber.pl

Optonline:
POP3 SERVER: mail.optonline.net
SMTP SERVER: mail.optonline.net

Warwick Online:
POP3 SERVER: mail.warwick.net
SMTP SERVER: mail.warwick.net
NNTP SERVER: news.warwick.net

Earth Link:
POP3 SERVER: pop.earthlink.net
SMTP SERVER: smtpauth.earthlink.net
NNTP SERVER: news.east.earthlink.net
NNTP SERVER: nntp.earthlink.net

http://www.speakeasy.net/speedtest/