What port does POP3 run on?

Email | Updated 2026
Quick Answer

POP3 uses port 110 (unencrypted) or port 995 (SSL/TLS). We strongly recommend using port 995 with SSL enabled for security. IMAP uses port 143 or 993 (SSL). SMTP uses port 25/587 or 465 (SSL).

For complete email protocol comparison and all port numbers:

POP3 vs IMAP - Choosing the Right Email Protocol

This article has been consolidated into our POP3 vs IMAP guide for easier reference.

  • 494 Users Found This Useful

Was this answer helpful?

Related Articles

DKIM: DomainKeys Identified Mail

Email and Webmail | Updated March 2026 DKIM (DomainKeys Identified Mail) adds a digital...

What is my master mail account?

Email & Webmail | Updated 2026 Your master mail account is the default email account that...

How do I make Outlook leave a copy of my messages on the server?

Email & Webmail | Updated March 2026 If you use POP3 in Outlook, messages are downloaded...

Is port 587 available for email sending?

Updated 2026 Quick Answer Yes, port 587 is available for outgoing email (SMTP with...

How do I access webmail?

Email | Updated 2026 Webmail lets you check your email from any web browser without...



Save 30% on web hosting - Use coupon code Hosting30