If I have multiple accounts, can I set up 1511QUICKDIAL service for each account?

ZONE Telecom > Business > 1511QUICKDIAL Service
If you have more than one account, you will also see a listing of all the accounts you have currently registered with ZONE1511.
 
You may create the 1511QUICKDIAL function to the respective account by applying the following steps:
1.    Log in at the Members Login Here
2.    On your left hand side, look for "My ZONE Plus"
3.    Click on "1511QuickDial"
4.    Select your Account
5.    Click on “Add to 1511QuickDial”
6.    Enter the QuickDial No, Overseas Contact No and QuickDial Name.
7.    Click on Submit to update the change.