The table shows the ports for receiving and sending email. POP3 uses port 110, POP3 over SSL port 995, IMAP port 143, and IMAP over SSL port 993. For sending, SMTP over SSL uses port 465 and Submission uses port 587.
Ports: Incoming / Outgoing Mail Server
| Receiving (Incoming Mail) | Port |
| POP3 | 110 |
| POP3 over SSL (encrypted) | 995 |
| IMAP | 143 |
| IMAP over SSL (encrypted) | 993 |
| Sending (Outgoing Mail) | Port |
| SMTP over SSL | 465 |
| Submission | 587 |