Message Center Express is voice mail for your mobile phone. It takes messages when you can’t answer the phone and can store five messages of up to one minute each. Unheard messages will be stored for a maximum of 5 days.

Depends on the phone & carrier.

Method 1:

From a touch-tone phone, dial your phone number
If you hear your greeting
Press the star (*) key
Enter your passcode

Method 2:

Dial your number
When your personal greeting begins to play, press #
Enter your passcode when prompted

Method 3: read your user manual
Method 4: call your provider

How do I call my mail box on my cell phone? *?