How do I sign up for 1511BIZ service plan?

ZONE Telecom > Business > 1511BIZ
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.
 
If you register as a corporate user, your default service plan will be 1511BIZ.  1511BIZ is recommended for voice calls.