Phone
Keep in touch across town, across the country or across the globe.
Calling Features
Enjoy the most popular calling features at no additional charge. Plus, all 411 calls are free and unlimited.
You can manage your calling features at optimum.net/phone (Only in NY, NJ & CT) or by using your handset and the access (*) codes below.
Feature | Active | Deactivate |
Caller ID Blocking Block your name and number each time you make a call |
*67 | Automatically deactivated after call |
Busy Redial Redial a busy number and get a call when the line is free |
*66 | - |
Call Forwarding Directs your incoming calls to a forwarding number so you never miss an important call |
*72 | *73 |
Block Unwanted Callers Block up to 32 phone numbers from which you do not want to accept calls |
*77 | *87 |
Did you Know?
If you have Optimum TV and phone, you can see the Caller ID information for all incoming calls to your home phone right on your TV screen with Caller ID on TV.
Voicemail
You will need to set up your Voicemail before using it. Once done, you can check your messages from just about anywhere:
- From home: dial your phone number
- Away from home: dial your phone number and press (*) when your greeting begins
- Online: In NY, NJ and CT, go to optimum.net/phone and sign in with your Optimum ID and password
International Calling

Stay connected to family and friends around the world.
Call over 65 destinations for as low as $0.02 per minute. Plus, our remote dial capability allows you to make international calls from any phone away from home, including your mobile or work phone.
You don't need to sign up for a plan, simply dial the international phone number and any charges will be added to your bill.