pop3
Yes, Gmail supports pop3. It also supports IMAP.
Yes it is, I use POP3 through sbcglobal from Outlook Express and Linux's Thunderbird.
Yahoo's official website has troubleshooting pages that teach users about Pop3 issues. There are also online computer forums such as Droid Forums where people discuss Pop3 settings.
Barid.com offers Free IMAP and POP3, It is also in Arabic.
pop3
MSN account does not support POP3 or IMAP server. these accounts work with http server.
POP3 stands for post office protocol. It is the most recent version of a standard protocol for receiving email.
One can configure a pop3 anti-spam filter by registering for an online service such as Gmail or Yahoo. On these sites, they have anti-spam filters that can be used and are already configured for pop3 support.
Mail.comcast.net
POP3 cannot be downloaded but used. It is a protocol which is called Post office Protocol. It is used in between two SMTP servers.
Hotmail does not support pop3 unless you are a paying subscriber. GMX.com is free mail that does support pop3 and imap.