How do I subscribe to the SHOWTIME streaming service through Optimum?

To subscribe you need to be an Optimum Online customer (for more information about Optimum Online, please click here). If you are an existing Optimum Online customer or interested in becoming an Optimum Online customer, please call (866) 200-7192 to speak with an Optimum representative about adding the SHOWTIME streaming service. After adding the service, follow the steps below:

  1. Go to
  2. Enter your email address.
    • If you are a new SHOWTIME subscriber, this email address will be used to create your SHOWTIME account credentials.  You will use this email address to sign into SHOWTIME on subsequent visits.
    • If you have previously registered with SHOWTIME, enter the email address for your existing SHOWTIME account; you will then be prompted to sign in.
  3. Next, enter your Primary Optimum ID and password. This will link the subscription purchased through Optimum to your SHOWTIME account.