Optimum Email Settings and Support Guide

A handy reference guide to Optimum email, account log in, settings, speed test, and support. Optimum is owned by Altice USA, and provides internet, TV, and phone services in the New York region. Optimum provides up to 15 free email addresses to its customers.

check your optimum (@optimum.net) email

Log into your Optimum email:

Email settings for Optimum:

Username Your email address (including the @ portion)
SMTP server Server: mail.optimum.net
Port: 465
Security type (if prompted): SSL or TLS
Authentication type: Password
IMAP server Server: mail.optimum.net
Port: 993
Security type (if prompted): SSL or TLS
POP server Server: mail.optimum.net
Port: 995
Security type (if prompted): SSL or TLS

Set up your email client for Optimum:

To set up Optimum email on your iPhone, Android, or other client, use the server settings listed above, then follow one of these handy guides:

pay your optimum bill

Here's every way that you can pay your Optimum bill online.

optimum speed test and outage check

Experiencing slower than expected internet speeds? Test your Optimum internet connection by running the speed test below.

Is Optimum internet currently down?

If you’ve rebooted your router and modem and you still can’t access your Optimum services, you can check Down Detector to see if other customers are reporting problems:

optimum customer support phone numbers