3 Rivers CommunicationsLogo

Email Settings

Webmail

Outlook Email Settings

Thunderbird Email Settings

3rivers.net Email Servers:

POP3 (INCOMING MAIL):

  • Standard POP3 Authentication - Use Full Email address on Port 110
  • Secure POP3 Authentication – Use Full Email Address on Port 995

Usable Server:

pop.3rivers.net

imap.3rivers.net

mail.3river.net

IMAP (INCOMING MAIL):

  • Standard IMAP Authentication – Use Full Email Address on Port 143
  • Secure IMAP Authentication – Use Full Email Address on Port 993

Usable Server:

pop.3rivers.net

imap.3rivers.net

mail.3rivers.net

SMTP (OUTGOING MAIL):

  • Standard SMTP Authentication – Use Full Email Address, Unsecure on Port 25 or 587
  • Secure SMTP Authentication – Use Full Email Address, SSL on Port 465

SMTP Authentication is recommended.

Usable Servers:

smtpa.3rivers.net

mail.3rivers.net

How to Enable Two-Factor Authentication for Webmail

Mail Sending Limits

• Webmail – 10MB

• Mail Client – 20MB

Maximum Number of Recipients

• Webmail – 60

• Mail Client – 400

Login and Spam

You are required to enter your entire email address (ex. johndoe@3rivers.net) into the portal along with your password to gain access. Managing spam and whitelists can be done within the email portal and spam folder.