How do I sign up for 1511PREMIUM service plan?

ZONE Telecom > Business > 1511PREMIUM
Registration is simple.  Just follow the simple steps as listed below: 
 
1.    Visit our homepage at: http://www.zonetel.com.sg and click on the "Sign Up" button.
2.    Select Business.
3.    Select your preferred promotion.
4.    Follow the on-screen instructions to register in 4 easy steps.
 
As a corporate user, your default service plan will be 1511BIZ.  Please login to your account to change the service plan from 1511BIZ to 1511PREMIUM in order to activate this service. 1511PREMIUM is recommended for voice calls.
Alternatively, you may contact our Main Line: 6221 1511 or email us at sales@zonetel.com.sg and we will arrange for a Corporate Account Manager to assist you.