What does POP3 server mean?

What server does yahoo use?

• i try to email and cant because it says something about a pop3 server what does it mean and what should i do or who should i contact and how?

• Answer:

  Incoming Mail Server: pop.mail.yahoo.com Outgoing Server: smtp.mail.yahoo.com The ability to access Yahoo! Mail via a POP3 email client (such as Outlook or Outlook Express) is only available to customers of our premium Yahoo! Mail Plus service. Mail Plus is a subscription service costing $19.99 a year in the US or £11.99 a year in the UK. For more on POP Forwarding, see: http://help.yahoo.com/l/us/yahoo/mail/original/mailplus/pop/index.html http://help.yahoo.com/l/us/yahoo/mail/original/mailplus/pop/pop-30.html For Mail Plus in the US see: http://mailplus.mail.yahoo.com/ For Mail Plus in the UK see: http://uk.docs.yahoo.com/mail/plus/